Overview
The Allen-Bradley 1756-IB16 AC input module delivers 16 individually isolated channels for industrial control systems. It actively acquires signals, allows configurable filtering, and complies with global safety standards, providing reliable performance in demanding automation environments.
Technical Specifications
| Parameter | Specification |
|---|---|
| Inputs | 16 individually isolated channels |
| Voltage Category | 120V AC, 50/60 Hz |
| Operating Voltage Range | 79–132V AC, 47–63 Hz |
| Nominal Input Voltage | 120V AC, 50/60 Hz |
| Input Delay Time | Off to On: 10 ms max + filter; On to Off: 8 ms max + filter; User-selectable: 1–2 ms Off to On, 9–18 ms On to Off |
| Current Draw | 125 mA @ 5.1V; 3 mA @ 24V |
| Total Backplane Power | 0.71 W |
| Power Dissipation (Max) | 4.9 W @ 60 °C |
| Thermal Dissipation | 16.71 BTU/hr |
| Off-State Voltage (Max) | 20V |
| Off-State Current (Max) | 2.5 mA |
| On-State Current | 5–15 mA (79–132V AC) |
| Inrush Current (Max) | 250 mA |
| Input Impedance (Max) | 8.8 kΩ @ 132V AC, 60 Hz |
| Cyclic Update Time | 200 µs–750 ms |
| Change of State | Software configurable |
| Timestamp of Inputs | ±200 µs |
| Isolation Voltage | 125V continuous, basic insulation |
| Module Keying | Electronic, software configurable |
| Removable Terminal Block Housing | 1756-TBCH, 1756-TBS6H |
| RTB Keying | User-defined mechanical |
| Slot Width | 1 |
| Wire Category | 1 – on signal ports |
| Enclosure Type | Open-style |
| North American Temperature Code | T4A |
Environmental Specifications
| Parameter | Specification |
|---|---|
| Operating Temperature | 0–60 °C (32–140 °F) |
| Surrounding Air Temperature (Max) | 60 °C (140 °F) |
| Non-operating Temperature | -40–85 °C (-40–185 °F) |
| Relative Humidity | 5–95% non-condensing |
| Vibration | 2 g @ 10–500 Hz |
| Operating Shock | 30 g |
| Non-operating Shock | 50 g |
| Emissions | IEC 61000-6-4 |
| ESD Immunity | 6 kV contact, 8 kV air discharges |
| Radiated RF Immunity | Various specifications depending on frequency |
| EFT/B Immunity | ±4 kV at 5 kHz on signal ports |
| Surge Transient Immunity | ±1 kV line-line, ±2 kV line-earth on signal ports |
| Conducted RF Immunity | 10V rms, 1 kHz sine wave, 150 kHz–80 MHz |
| Oscillatory Surge Withstand | 3 kV |
Certifications
| Standard | Details |
|---|---|
| cULus | UL Listed Industrial Control Equipment (US/Canada), Class I Div 2 Group A,B,C,D |
| CE | Compliant with European directives and standards |
| RCM | Compliant with Australian Radiocommunications Act |
| FM | Approved for Class I Div 2 Group A,B,C,D Hazardous Locations |
| KC | Compliant with Korean regulations |
| UKCA | Compliant with UK statutory instruments |
| Morocco | Conforms to local regulations |
Details
| Weight | 1 kg |
|---|
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