| 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 |
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