Features:
- Signal specification: 24 V d.c.
- Number of channels: 32
- Signal type: Current sinking
DI818 integrates 32 channels into the ABB S800 platform.
Assess signal limits, isolation, update time and diagnostics as one design.
Use a compatible MTU and verify the field loop before commissioning DI818.
Verified resources for ABB DI818:
Signal Data:
- Signal specification: 24 V d.c.
- Number of channels: 32
- Signal type: Current sinking
Apply official DI818 limits to the complete field circuit.
Diagnostics:
- F(ault), R(un), W(arning), Channel 1-16 ("0" or "1")
- Process voltage, 1 per group
- Module Error, Module Warning, Channel error
Resolve all DI818 diagnostics before operation.
Compatibility:
- Compatible MTUs: TU818, TU819, TU830
- Verify module keying
- Confirm controller support
Match DI818 to an approved ABB S800 configuration.
Installation Check:
- Check signal and field power
- Verify MTU and channel mapping
- Perform end-to-end tests
Document testing after installing DI818.