Product Description
Product Details
Manufacturer: BACHMANN
Model/Part Number: PTAI216
Description: Temperature Input Module
Features
-
Voltage Inputs
- Max Quantity: 4
- Input Type: Single-ended or differential
- Input Voltage Range: ±1 V or ±10 V
- Input Impedance: > 33 kΩ
- Input Filter: 170 Hz (low pass 1st order)
- Digital Resolution: 14-bit
- Common Mode Voltage (Max): ±1 V
- Cross-Talk Attenuation: > 60 dB
- Sample Time: 2.5 ms
-
Current Inputs
- Max Quantity: 4
- Input Current Range: 0 .. 20 mA
- Input Impedance: 243 Ω
- Digital Resolution: 14-bit
- Max Input Current: 35 mA (destruction limit)
- Error at Operating Temperature (-30 .. +60 °C): ±0.3%*
- Sample Time: 2.5 ms
-
Pt100/Pt1000 Inputs
- Max Quantity: 12
- Input Type: 2-wire technology
- Temperature Range: -100 .. +300 °C
- Constant Current via Sensor:
- Pt100: 3 mA
- Pt1000: 0.3 mA
- Digital Resolution: 12-bit
- Value of the LSB: 0.1 K
- Averaging: Over 16 values per 480 ms
-
External Power Supply
- Galvanic Isolation from System: 500 V
- Voltage Range: 18 .. 34 V DC
- Current Consumption (Internal): Normally 70 mA at 24 V DC
Ambient Conditions
| Parameter | Specification |
|---|---|
| Operating Temperature | -30 .. +60 °C |
| Humidity (Operation) | 5 .. 95% (with or without condensation) |
| Storage Temperature | -40 .. +85 °C |
| Humidity (Storage) | 5 .. 95% (with condensation) |
Execution Variants
- Temperature-recording module:
- 12x Pt100/Pt1000 Inputs
- 4x Voltage Inputs (±10 V, ±1 V, 20 mA)
- 14-bit resolution, 0.25% accuracy
- Isolated