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CNT24-4(PCI)H
UPCI 4 channel 24bitup/down counter
220,00 EUR
including VAT 261.80 EUR
- Four Independent 24-bit Counters:
Each channel supports up/down counting with a maximum count value of FFFFFFH (16,777,215 in binary).
- Dual Input Modes:
Selectable photo coupler isolated input (5–12 VDC) or TTL-level input (5 VDC) per channel via software command.
- Two-Phase Signal Support:
Capable of counting quadrature (A/B phase) signals from rotary encoders or linear scales, as well as single-phase pulse inputs.
- Programmable Timer:
Built-in timer generates periodic interrupts at user-defined intervals (1 ms to 200 s).
- Interrupt and Match Output:
Each channel can issue an interrupt or one-shot pulse output when the counter value matches a preset comparison value.
- Digital Filtering:
Adjustable digital filter (0.1 µs to 1056.1 µs) per channel to suppress noise and contact chattering.
- General-Purpose Inputs:
One general-purpose input per channel, available in both TTL and opto-isolated configurations.
- Photo Coupler Isolation:
Provides electrical isolation between external devices and the board, enhancing noise immunity and protecting the host system.
- Software Support:
Bundled with API-PAC(W32) driver library for Windows and API-CNT(LNX) for Linux, enabling easy integration with programming environments such as Visual C/C++, Visual Basic, Delphi, and gcc.
- LabVIEW Compatibility:
Supported by the VI-DAQ library for National Instruments LabVIEW, allowing seamless integration into data acquisition systems.
- Universal PCI Interface:
32-bit, 33 MHz PCI bus with universal keying (supports both 3.3 V and 5 V signaling environments).
Each channel supports up/down counting with a maximum count value of FFFFFFH (16,777,215 in binary).
- Dual Input Modes:
Selectable photo coupler isolated input (5–12 VDC) or TTL-level input (5 VDC) per channel via software command.
- Two-Phase Signal Support:
Capable of counting quadrature (A/B phase) signals from rotary encoders or linear scales, as well as single-phase pulse inputs.
- Programmable Timer:
Built-in timer generates periodic interrupts at user-defined intervals (1 ms to 200 s).
- Interrupt and Match Output:
Each channel can issue an interrupt or one-shot pulse output when the counter value matches a preset comparison value.
- Digital Filtering:
Adjustable digital filter (0.1 µs to 1056.1 µs) per channel to suppress noise and contact chattering.
- General-Purpose Inputs:
One general-purpose input per channel, available in both TTL and opto-isolated configurations.
- Photo Coupler Isolation:
Provides electrical isolation between external devices and the board, enhancing noise immunity and protecting the host system.
- Software Support:
Bundled with API-PAC(W32) driver library for Windows and API-CNT(LNX) for Linux, enabling easy integration with programming environments such as Visual C/C++, Visual Basic, Delphi, and gcc.
- LabVIEW Compatibility:
Supported by the VI-DAQ library for National Instruments LabVIEW, allowing seamless integration into data acquisition systems.
- Universal PCI Interface:
32-bit, 33 MHz PCI bus with universal keying (supports both 3.3 V and 5 V signaling environments).
Comprehensive Product Summary – CNT24-4(PCI)H 4-Channel 24-Bit Up/Down Counter Board
### 1. Product Overview
Product Name: CNT24-4(PCI)H
Article Number: CNT24-4(PCI)H
Series: UPCI Counter Series
Model Type: 4-Channel 24-bit Up/Down Counter Board for PCI Bus
Manufacturer: CONTEC Co., Ltd. (Japan)
Version: Ver.1.01
The CNT24-4(PCI)H is a PCI bus–compliant interface board designed for high-precision counting of external pulse signals. It provides four independent 24-bit up/down counter channels capable of handling both TTL-level and opto-isolated inputs. The board is suitable for industrial measurement and control applications such as position detection, rotational speed monitoring, and weight variation measurement. It is an enhanced, upper-compatible version of the earlier CNT24-4(PCI) model, offering improved power efficiency and universal PCI key support.
### 2. Key Features
- Four Independent 24-bit Counters:
Each channel supports up/down counting with a maximum count value of FFFFFFH (16,777,215 in binary).
- Dual Input Modes:
Selectable photo coupler isolated input (5–12 VDC) or TTL-level input (5 VDC) per channel via software command.
- Two-Phase Signal Support:
Capable of counting quadrature (A/B phase) signals from rotary encoders or linear scales, as well as single-phase pulse inputs.
- Programmable Timer:
Built-in timer generates periodic interrupts at user-defined intervals (1 ms to 200 s).
- Interrupt and Match Output:
Each channel can issue an interrupt or one-shot pulse output when the counter value matches a preset comparison value.
- Digital Filtering:
Adjustable digital filter (0.1 µs to 1056.1 µs) per channel to suppress noise and contact chattering.
- General-Purpose Inputs:
One general-purpose input per channel, available in both TTL and opto-isolated configurations.
- Photo Coupler Isolation:
Provides electrical isolation between external devices and the board, enhancing noise immunity and protecting the host system.
- Software Support:
Bundled with API-PAC(W32) driver library for Windows and API-CNT(LNX) for Linux, enabling easy integration with programming environments such as Visual C/C++, Visual Basic, Delphi, and gcc.
- LabVIEW Compatibility:
Supported by the VI-DAQ library for National Instruments LabVIEW, allowing seamless integration into data acquisition systems.
- Universal PCI Interface:
32-bit, 33 MHz PCI bus with universal keying (supports both 3.3 V and 5 V signaling environments).
### 3. Technical Specifications
| Parameter | Specification |
|----------------|-------------------|
| Number of Channels | 4 |
| Counting System | Up/Down (two-phase or single-phase) |
| Maximum Count Value | FFFFFFH (24-bit binary) |
| Input Type | Photo coupler isolated or TTL-level (software selectable) |
| Input Voltage Range | 5–12 VDC ±10% (for isolated input) |
| Input Current (Photo Coupler) | 15–25 mA |
| Input Resistance | ≥ 220 Ω (isolated), 1 TTL load (TTL-level) |
| Input Protection | None |
| Response Frequency | 500 kHz (isolated, 50% duty), 1 MHz (TTL, 50% duty) |
| Digital Filter Range | 0.1 µs – 1056.1 µs (independent per channel) |
| Timer Range | 1 ms – 200 s |
| Match Output Type | Photo coupler isolated open collector |
| Output Rating | 35 VDC, 50 mA max per channel |
| Output Pulse Width | 0 – 104.45 ms (programmable) |
| External Power (for Isolation) | 5–12 VDC ±10%, 400 mA min |
| Board Power Consumption | +5 VDC 250 mA max (from PCI slot) |
| Operating Temperature | 0 – 50 °C |
| Operating Humidity | 10 – 90 % RH (non-condensing) |
| Bus Interface | PCI 32-bit, 33 MHz, universal key |
| Dimensions (L × H) | 176.41 mm × 105.68 mm |
| Weight | Approx. 130 g |
| I/O Address Space | 8 bits × 32 ports boundary |
| Isolation Method | Photo coupler (input/output) |
| Connector Types | 30-pin header (TTL input, CN2) and 37-pin D-sub female (isolated input/output, CN1) |
### 4. Functionality
The CNT24-4(PCI)H counts external pulse signals from sensors or encoders connected to its input channels. Each channel can operate in single-phase or two-phase (quadrature) mode, enabling precise measurement of position, rotation, or displacement.
Typical Applications:
- Position detection of machine tool tables or linear stages
- Measurement of rotational speed or angular displacement
- Weight or flow variation detection using pulse-output sensors
- Integration with PLCs or motion controllers for feedback control
Operation:
- External devices output pulse trains (A/B/Z phases) to the board.
- The board’s counters increment or decrement based on signal phase relationships.
- When the count matches a preset value, a one-shot output pulse or interrupt is generated.
- The programmable timer can trigger periodic interrupts for time-based sampling or monitoring.
Compatibility:
- Works with rotary encoders, linear scales, flow meters, and other pulse-output transducers.
- Compatible with Windows (XP/2000/NT/Me/98) and Linux (RedHat, TurboLinux, etc.).
- Supports programming via Win32 API, gcc, Kylix, and LabVIEW VI-DAQ.
### 5. Components & Accessories
Standard Package Contents:
1. CNT24-4(PCI)H board
2. First Step Guide
3. CD-ROM containing:
- API-PAC(W32) driver library
- API-CNT(LNX) Linux driver
- User’s Guide and diagnostic utilities
Optional Cables:
- Flat Cables (37-pin D-SUB both ends):
PCB37P-1.5 (1.5 m), PCB37P-3 (3 m), PCB37P-5 (5 m)
- Shielded Cables (37-pin D-SUB both ends):
PCB37PS-0.5P (0.5 m), PCB37PS-1.5P (1.5 m), PCB37PS-3P (3 m), PCB37PS-5P (5 m)
- Flat Cables (one-end D-SUB):
PCA37P-1.5 (1.5 m), PCA37P-3 (3 m), PCA37P-5 (5 m)
- Shielded Cables (one-end D-SUB):
PCA37PS-0.5P (0.5 m), PCA37PS-1.5P (1.5 m), PCA37PS-3P (3 m), PCA37PS-5P (5 m)
- Conversion Cables:
DT/B2 (30-pin header → 37-pin D-SUB, 0.5 m), DT/O (Flat cable 1.5 m)
Optional Connectors & Terminal Units:
- CN5-D37M (37-pin D-SUB male connector, 5-piece set)
- EPD-37A / EPD-37 (screw terminal units)
- DTP-3(PC) / DTP-4(PC) (terminal units for solderless or lead connections)
### 6. Installation & Setup
System Requirements:
- PCI expansion slot with +5 V supply (board does not operate on +3.3 V-only systems)
- Compatible operating system (Windows or Linux)
- External power supply (5–12 VDC) required for opto-isolated input operation
Mounting:
- Standard PCI short-size board (176 mm length)
- Fits standard PC chassis with full-height bracket
Configuration:
- Input mode (TTL or isolated) selectable via software
- Board ID settable via onboard DIP switch (SW1)
- Interrupts automatically assigned by the PC (no jumper configuration required)
- External connections made through CN1 (37-pin D-SUB) and CN2 (30-pin header)
Connection Guidelines:
- Use CN1 for photo coupler isolated inputs and matched pulse outputs
- Use CN2 for TTL-level inputs
- Keep cable length ≤ 1.5 m to minimize noise
- Separate signal cables from power or high-noise lines
### 7. Performance & Capabilities
- Counting Speed:
Up to 1 MHz for TTL-level inputs, 500 kHz for isolated inputs (50% duty cycle)
- Resolution:
24-bit binary (16,777,216 counts per channel)
- Timer Precision:
1 ms minimum interval, up to 200 s maximum
- Output Performance:
Open collector output, 35 VDC / 50 mA max per channel
- Digital Filtering:
Adjustable per channel to eliminate spurious counts due to noise or contact bounce
- Interrupt Handling:
Interrupts generated on count match or timer timeout; supports periodic sampling or event-driven control
- Power Efficiency:
Reduced consumption (250 mA @ 5 V) compared to previous CNT24-4(PCI) model (400 mA)
- Environmental Robustness:
Operates reliably in industrial environments (0–50 °C, up to 90% RH)
Limitations:
- Requires +5 V PCI slot (not compatible with 3.3 V-only systems)
- No built-in surge protection on outputs; external protection recommended for inductive loads
- Maximum cable length limited to 1.5 m for TTL-level inputs to prevent signal degradation
### 8. Standards & Compliance
- Bus Interface: PCI Local Bus Specification Rev. 2.2 (32-bit, 33 MHz)
- Electrical Isolation: Photo coupler isolation for input/output channels
- RoHS Compliance: Marked as RoHS-compliant by CONTEC
- Safety & EMC: Designed for industrial automation environments; conforms to standard PCI electrical and mechanical specifications
- Software Standards:
- Windows API-PAC(W32) conforms to Win32 API standards
- Linux API-CNT(LNX) conforms to standard kernel module architecture
- LabVIEW VI-DAQ conforms to National Instruments VI library conventions
### 9. Additional Information
Warranty & Support:
- Standard manufacturer warranty (refer to CONTEC’s warranty policy)
- Technical support and driver updates available via CONTEC’s global portal: [www.contec.com](http://www.contec.com)
Maintenance:
- Periodic inspection of connectors and cables recommended
- Keep board free from dust and moisture
- Use surge protection when driving inductive loads (relays, lamps)
Software Updates & Downloads:
- Updated drivers and libraries available at:
- Windows: [http://www.contec.com/apipac/](http://www.contec.com/apipac/)
- Linux: [http://www.contec.co.jp/enom/apipac/](http://www.contec.co.jp/enom/apipac/)
- LabVIEW VI-DAQ: [http://www.contec.com/vidaq/](http://www.contec.com/vidaq/)
Support Software Overview:
- API-PAC(W32):
Windows DLL library providing Win32 API-compatible functions for CONTEC hardware. Enables high-speed application development in Visual Basic, Visual C/C++, and Delphi.
- API-CNT(LNX):
Linux shared library and device driver modules for counter board control. Supports gcc and Kylix environments.
- VI-DAQ for LabVIEW:
Free VI library for LabVIEW, providing simplified access to CONTEC counter functions with minimal configuration.
Product Evolution:
- CNT24-4(PCI)H vs. CNT24-4(PCI):
- Lower power consumption (250 mA vs. 400 mA)
- Expanded I/O address space (32 ports vs. 4 ports)
- Automatic interrupt resource allocation (no jumper)
- Universal PCI key support for both 3.3 V and 5 V slots
- Slightly reduced board height (105.68 mm vs. 106.68 mm)
Related Models:
- CNT24-4D(PCI)H: Differential input version with surge protection
- CNT32-8M(PCI): 8-channel, 32-bit high-speed counter with bus master transfer
- CNT32-4MT(LPCI): 4-channel, 32-bit low-profile PCI counter
- CNT24-2(USB)GY: 2-channel USB counter module with opto-isolated inputs
### Summary
The CONTEC CNT24-4(PCI)H is a robust, high-precision 4-channel 24-bit up/down counter board designed for industrial measurement and control applications. It supports both TTL and opto-isolated inputs, offers flexible interrupt and timer functions, and provides comprehensive software support across Windows, Linux, and LabVIEW environments. With its universal PCI interface, programmable filtering, and reliable isolation, the CNT24-4(PCI)H delivers accurate pulse counting and event detection for automation, motion control, and data acquisition systems.
### 1. Product Overview
Product Name: CNT24-4(PCI)H
Article Number: CNT24-4(PCI)H
Series: UPCI Counter Series
Model Type: 4-Channel 24-bit Up/Down Counter Board for PCI Bus
Manufacturer: CONTEC Co., Ltd. (Japan)
Version: Ver.1.01
The CNT24-4(PCI)H is a PCI bus–compliant interface board designed for high-precision counting of external pulse signals. It provides four independent 24-bit up/down counter channels capable of handling both TTL-level and opto-isolated inputs. The board is suitable for industrial measurement and control applications such as position detection, rotational speed monitoring, and weight variation measurement. It is an enhanced, upper-compatible version of the earlier CNT24-4(PCI) model, offering improved power efficiency and universal PCI key support.
### 2. Key Features
- Four Independent 24-bit Counters:
Each channel supports up/down counting with a maximum count value of FFFFFFH (16,777,215 in binary).
- Dual Input Modes:
Selectable photo coupler isolated input (5–12 VDC) or TTL-level input (5 VDC) per channel via software command.
- Two-Phase Signal Support:
Capable of counting quadrature (A/B phase) signals from rotary encoders or linear scales, as well as single-phase pulse inputs.
- Programmable Timer:
Built-in timer generates periodic interrupts at user-defined intervals (1 ms to 200 s).
- Interrupt and Match Output:
Each channel can issue an interrupt or one-shot pulse output when the counter value matches a preset comparison value.
- Digital Filtering:
Adjustable digital filter (0.1 µs to 1056.1 µs) per channel to suppress noise and contact chattering.
- General-Purpose Inputs:
One general-purpose input per channel, available in both TTL and opto-isolated configurations.
- Photo Coupler Isolation:
Provides electrical isolation between external devices and the board, enhancing noise immunity and protecting the host system.
- Software Support:
Bundled with API-PAC(W32) driver library for Windows and API-CNT(LNX) for Linux, enabling easy integration with programming environments such as Visual C/C++, Visual Basic, Delphi, and gcc.
- LabVIEW Compatibility:
Supported by the VI-DAQ library for National Instruments LabVIEW, allowing seamless integration into data acquisition systems.
- Universal PCI Interface:
32-bit, 33 MHz PCI bus with universal keying (supports both 3.3 V and 5 V signaling environments).
### 3. Technical Specifications
| Parameter | Specification |
|----------------|-------------------|
| Number of Channels | 4 |
| Counting System | Up/Down (two-phase or single-phase) |
| Maximum Count Value | FFFFFFH (24-bit binary) |
| Input Type | Photo coupler isolated or TTL-level (software selectable) |
| Input Voltage Range | 5–12 VDC ±10% (for isolated input) |
| Input Current (Photo Coupler) | 15–25 mA |
| Input Resistance | ≥ 220 Ω (isolated), 1 TTL load (TTL-level) |
| Input Protection | None |
| Response Frequency | 500 kHz (isolated, 50% duty), 1 MHz (TTL, 50% duty) |
| Digital Filter Range | 0.1 µs – 1056.1 µs (independent per channel) |
| Timer Range | 1 ms – 200 s |
| Match Output Type | Photo coupler isolated open collector |
| Output Rating | 35 VDC, 50 mA max per channel |
| Output Pulse Width | 0 – 104.45 ms (programmable) |
| External Power (for Isolation) | 5–12 VDC ±10%, 400 mA min |
| Board Power Consumption | +5 VDC 250 mA max (from PCI slot) |
| Operating Temperature | 0 – 50 °C |
| Operating Humidity | 10 – 90 % RH (non-condensing) |
| Bus Interface | PCI 32-bit, 33 MHz, universal key |
| Dimensions (L × H) | 176.41 mm × 105.68 mm |
| Weight | Approx. 130 g |
| I/O Address Space | 8 bits × 32 ports boundary |
| Isolation Method | Photo coupler (input/output) |
| Connector Types | 30-pin header (TTL input, CN2) and 37-pin D-sub female (isolated input/output, CN1) |
### 4. Functionality
The CNT24-4(PCI)H counts external pulse signals from sensors or encoders connected to its input channels. Each channel can operate in single-phase or two-phase (quadrature) mode, enabling precise measurement of position, rotation, or displacement.
Typical Applications:
- Position detection of machine tool tables or linear stages
- Measurement of rotational speed or angular displacement
- Weight or flow variation detection using pulse-output sensors
- Integration with PLCs or motion controllers for feedback control
Operation:
- External devices output pulse trains (A/B/Z phases) to the board.
- The board’s counters increment or decrement based on signal phase relationships.
- When the count matches a preset value, a one-shot output pulse or interrupt is generated.
- The programmable timer can trigger periodic interrupts for time-based sampling or monitoring.
Compatibility:
- Works with rotary encoders, linear scales, flow meters, and other pulse-output transducers.
- Compatible with Windows (XP/2000/NT/Me/98) and Linux (RedHat, TurboLinux, etc.).
- Supports programming via Win32 API, gcc, Kylix, and LabVIEW VI-DAQ.
### 5. Components & Accessories
Standard Package Contents:
1. CNT24-4(PCI)H board
2. First Step Guide
3. CD-ROM containing:
- API-PAC(W32) driver library
- API-CNT(LNX) Linux driver
- User’s Guide and diagnostic utilities
Optional Cables:
- Flat Cables (37-pin D-SUB both ends):
PCB37P-1.5 (1.5 m), PCB37P-3 (3 m), PCB37P-5 (5 m)
- Shielded Cables (37-pin D-SUB both ends):
PCB37PS-0.5P (0.5 m), PCB37PS-1.5P (1.5 m), PCB37PS-3P (3 m), PCB37PS-5P (5 m)
- Flat Cables (one-end D-SUB):
PCA37P-1.5 (1.5 m), PCA37P-3 (3 m), PCA37P-5 (5 m)
- Shielded Cables (one-end D-SUB):
PCA37PS-0.5P (0.5 m), PCA37PS-1.5P (1.5 m), PCA37PS-3P (3 m), PCA37PS-5P (5 m)
- Conversion Cables:
DT/B2 (30-pin header → 37-pin D-SUB, 0.5 m), DT/O (Flat cable 1.5 m)
Optional Connectors & Terminal Units:
- CN5-D37M (37-pin D-SUB male connector, 5-piece set)
- EPD-37A / EPD-37 (screw terminal units)
- DTP-3(PC) / DTP-4(PC) (terminal units for solderless or lead connections)
### 6. Installation & Setup
System Requirements:
- PCI expansion slot with +5 V supply (board does not operate on +3.3 V-only systems)
- Compatible operating system (Windows or Linux)
- External power supply (5–12 VDC) required for opto-isolated input operation
Mounting:
- Standard PCI short-size board (176 mm length)
- Fits standard PC chassis with full-height bracket
Configuration:
- Input mode (TTL or isolated) selectable via software
- Board ID settable via onboard DIP switch (SW1)
- Interrupts automatically assigned by the PC (no jumper configuration required)
- External connections made through CN1 (37-pin D-SUB) and CN2 (30-pin header)
Connection Guidelines:
- Use CN1 for photo coupler isolated inputs and matched pulse outputs
- Use CN2 for TTL-level inputs
- Keep cable length ≤ 1.5 m to minimize noise
- Separate signal cables from power or high-noise lines
### 7. Performance & Capabilities
- Counting Speed:
Up to 1 MHz for TTL-level inputs, 500 kHz for isolated inputs (50% duty cycle)
- Resolution:
24-bit binary (16,777,216 counts per channel)
- Timer Precision:
1 ms minimum interval, up to 200 s maximum
- Output Performance:
Open collector output, 35 VDC / 50 mA max per channel
- Digital Filtering:
Adjustable per channel to eliminate spurious counts due to noise or contact bounce
- Interrupt Handling:
Interrupts generated on count match or timer timeout; supports periodic sampling or event-driven control
- Power Efficiency:
Reduced consumption (250 mA @ 5 V) compared to previous CNT24-4(PCI) model (400 mA)
- Environmental Robustness:
Operates reliably in industrial environments (0–50 °C, up to 90% RH)
Limitations:
- Requires +5 V PCI slot (not compatible with 3.3 V-only systems)
- No built-in surge protection on outputs; external protection recommended for inductive loads
- Maximum cable length limited to 1.5 m for TTL-level inputs to prevent signal degradation
### 8. Standards & Compliance
- Bus Interface: PCI Local Bus Specification Rev. 2.2 (32-bit, 33 MHz)
- Electrical Isolation: Photo coupler isolation for input/output channels
- RoHS Compliance: Marked as RoHS-compliant by CONTEC
- Safety & EMC: Designed for industrial automation environments; conforms to standard PCI electrical and mechanical specifications
- Software Standards:
- Windows API-PAC(W32) conforms to Win32 API standards
- Linux API-CNT(LNX) conforms to standard kernel module architecture
- LabVIEW VI-DAQ conforms to National Instruments VI library conventions
### 9. Additional Information
Warranty & Support:
- Standard manufacturer warranty (refer to CONTEC’s warranty policy)
- Technical support and driver updates available via CONTEC’s global portal: [www.contec.com](http://www.contec.com)
Maintenance:
- Periodic inspection of connectors and cables recommended
- Keep board free from dust and moisture
- Use surge protection when driving inductive loads (relays, lamps)
Software Updates & Downloads:
- Updated drivers and libraries available at:
- Windows: [http://www.contec.com/apipac/](http://www.contec.com/apipac/)
- Linux: [http://www.contec.co.jp/enom/apipac/](http://www.contec.co.jp/enom/apipac/)
- LabVIEW VI-DAQ: [http://www.contec.com/vidaq/](http://www.contec.com/vidaq/)
Support Software Overview:
- API-PAC(W32):
Windows DLL library providing Win32 API-compatible functions for CONTEC hardware. Enables high-speed application development in Visual Basic, Visual C/C++, and Delphi.
- API-CNT(LNX):
Linux shared library and device driver modules for counter board control. Supports gcc and Kylix environments.
- VI-DAQ for LabVIEW:
Free VI library for LabVIEW, providing simplified access to CONTEC counter functions with minimal configuration.
Product Evolution:
- CNT24-4(PCI)H vs. CNT24-4(PCI):
- Lower power consumption (250 mA vs. 400 mA)
- Expanded I/O address space (32 ports vs. 4 ports)
- Automatic interrupt resource allocation (no jumper)
- Universal PCI key support for both 3.3 V and 5 V slots
- Slightly reduced board height (105.68 mm vs. 106.68 mm)
Related Models:
- CNT24-4D(PCI)H: Differential input version with surge protection
- CNT32-8M(PCI): 8-channel, 32-bit high-speed counter with bus master transfer
- CNT32-4MT(LPCI): 4-channel, 32-bit low-profile PCI counter
- CNT24-2(USB)GY: 2-channel USB counter module with opto-isolated inputs
### Summary
The CONTEC CNT24-4(PCI)H is a robust, high-precision 4-channel 24-bit up/down counter board designed for industrial measurement and control applications. It supports both TTL and opto-isolated inputs, offers flexible interrupt and timer functions, and provides comprehensive software support across Windows, Linux, and LabVIEW environments. With its universal PCI interface, programmable filtering, and reliable isolation, the CNT24-4(PCI)H delivers accurate pulse counting and event detection for automation, motion control, and data acquisition systems.
No accessories available.
