Input, current | Yes |
Input, voltage | Yes |
Input, resistor | No |
Input, resistance thermometer | No |
Input, thermocouple | No |
Input signal, configurable | Yes |
Output, current | No |
Output, voltage | No |
Output signal configurable | No |
Analogue inputs configurable | Yes |
Analogue outputs configurable | No |
Type of electric connection | Screw-/spring clamp connection |
Terminal block torque specifications | 1756-TBCH: 0.5 Nm (4.4 lb.in) |
Module keying | Electronic, software configurable |
Module conversion method | Sigma-Delta |
Offset drift | 45 µV/°C |
Input range | ±10.5V, 0...10V, 0...5V, 0...20 mA |
Data format | Integer mode (left justified, 2 s complement) IEEE 32-bit floating point |
Overvoltage protection | Voltage: 30V DC maximum, Current: 8V DC maximum |
Common mode noise rejection | >100 dB @ 50/60 Hz |
Normal mode noise rejection | >80 dB @ 50/60 Hz |
Module error | Voltage: 0.1% of range, Current: 0.3% of range |
Gain drift with temperature | Voltage: 15 ppm/°C, Current: 20 ppm/°C |
Module input scan time, min | 8 pt single-ended (floating point): 16...488 ms, 4 pt differential (floating point): 8...244 ms, 2 pt differential (floating point): 5...122 m(1) |
Voltage and current ratings | Backplane: 5.1V DC, 150 mA maximum, 24V DC, 40 mA maximum, Input voltage range: -10...+10V, Input current range: 4...20mA, Limited to 100VA |
Total backplane power | 1.73 W |
Thermal dissipation | Voltage: 5.88 BTU/hr, Current: 7.92 BTU/hr |
Current draw | 150 mA @ 5.1V, 40 mA @ 24V |
Inputs | Eight single-ended, Four differential, Two high-speed differential |
Power dissipation | Voltage: 1.73 W, Current: 2.33 W |
Resolution | ±10.25V: 320 μV/count (15 bits plus sign bipolar), 0...10.25V: 160 μV/count (16 bits), 0...5.125V: 80 μ/V count (16 bits), 0...20.5 mA: 0.32 μA/count (16 bits) |
Wire size | Single wire connection (1756-TBCH): 0.33...2.1 mm² (22...14 AWG) solid or stranded shielded copper wire, rated at 105 °C (221 °F) or greater, 1.2 mm (3/64 in.) insulation maximum, Single wire connection (1756-TBS6H): 0.33...2.1 mm² (22...14 AWG) solid or |
Calibrated accuracy | Voltage: Better than 0.05% of range @ 25 °C, Current: Better than 0.15% of range @ 25 °C |
Open circuit detection time | Differential voltage: Positive full scale reading within 5 s, Single-ended/differential current: Negative full scale reading within 5 s, Single-ended voltage: Even-numbered channels go to positive full scale reading within 5 s, odd-numbered channels go to |
Suitable for safety functions | No |
Onboard data alarming | Yes |
Scaling to engineering units | Yes |
Real-time channel sampling | Yes |
Wiring category | 2 - on signal ports |