Single Input/Output
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Features
The Input/Output Unit provides a voltage-free, double pole changeover (DPCO) relay output, a single monitored switch input and an unmonitored, non-polarised opto-coupled input.
- It can report fault, switch open and switch closed levels
- Three visible LED's
- Loop-Powered
- Capable of switching up to 30V at 1A
Specifications
| Operating voltage | 17–28V DC | |
|---|---|---|
| Maximum current consumption at 28V DC no protocol |
switch-on surge, max 150ms | 3.5mA |
| quiescent, 20kΩ EOL fitted | 1.25mA | |
| Switch input closed ‘switch closed' LED on | 2.5mA | |
| Switch input closed (LED disabled) | 1.5mA | |
| Any other condition (max 2 LEDs on) | 3.5mA | |
| Relay operated | 2mA | |
| Maximum continuous current | 1A | |
| Maximum switching current | 3A | |
| On resistance | 0.2Ω | |
| Operating temperature | –20°C to +70°C | |
| Humidity | 0-95% | |
| IP rating | 54 | |
| Dimensions (L x B x H) | 150 mm x 90 mm x 48 mm | |
