PCIe-Mini-DTMS
Multi-Sensor, High Accuracy Digital Temperature Measurement System
- Digitizes up to 20 channels of interchangeable 2-, 3-, or 4-wire sensors
- Thermocouples
- Resistance Temperature Detectors (RTDs)
- Thermistors
- Diodes
- Temperature output accuracy of 0.1°C and 0.001°C resolution
- Four channels of digital I/O with programmable direction
- Two open-collector outputs
- One channel 4–20 mA output
- Two sink relay control outputs
- Integrated EEPROM stores channel configuration data and custom coefficients
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The PCIe-Mini-DTMS is a Mini PCI Express x1 module that can be used as a complete temperature monitor and control device. Its versatile input choices and multiple output capabilities satisfy an extensive range of application requirements. The DTMS measures a wide variety of sensors, and it digitally outputs the results with 0.1ºC accuracy and 0.001ºC resolution. It can measure temperature with standard 2- 3- or 4-wire RTDs, Thermistors and Diodes, and with virtually all standard or custom Thermocouples.
Measurement System capabilities
- Directly digitizes 2- 3- or 4-wire Thermocouples, RTDs, Thermistors and Diodes
- Automatic Thermocouple cold junction compensation
- Built-in standard and User-programmable coefficients for Thermocouples, RTDs and Thermistors
- Measures negative Thermocouple voltages
- Buffered inputs allow external protection
- Simultaneous 50Hz/60Hz rejection
- Includes 15ppm/ºC reference
- Integrated EEPROM stores channel configuration data and custom coefficients
- Interfaces directly to ground-referenced sensors without needing level shifters, negative supply voltages or external amplifiers
- All temperature input signals are buffered and simultaneously digitized with three high-accuracy 24-bit ΔΣ ADCs, driven by an internal 10ppm/ºC (max) reference.
Digital I/O capabilities
- Four digital I/O channels, with software programmable direction
- Two relays control up to 200mA (Sink)
- Two open collector output channels
- One output channel, 4-20mA
Applications
- Temperature monitor and system control
- Direct Thermocouple, RTD and Thermistor measurements
- Custom sensor applications
Available Software Drivers
- Linux® drivers
- Windows® drivers
- VxWorks® drivers
Mechanical
- Size: Mini PCIe Module (30mm x 50.95mm)
- Power: TBA
- Front panel I/O
- Vibration: 0.5G, 20-2000Hz rand
- Shock: 20G, 11ms, ½ sine
- Weight: 10g (0.4oz)
- MTBF: >250,000 hours
Operating Environment
- Operating temperature
Commercial: 0 to +70ºC
Industrial: -40ºC to +85ºC - Non-operating: -50ºC to +90ºC
- Airflow requirement: .5CFM
- Humidity: 5 to 90% (non-cond)
- Altitude: 0 to 10,000 feet
Ordering information
PCIe-Mini-DTMS Digital Temperature Measurement System, Commercial Temp 0ºC to +70ºC
PCIe-Mini-DTMS-I Digital Temperature Measurement System, Industrial Temp -40ºC to +85ºC
Append -CC for Conformal Coat
Optional Accessories
CBL-DTMS-12 13 pin pigtail Cable, 12in length
Data Sheet – Link Here









