Features:
- Signal specification: 0..20mA, 4..20 mA, 0..5 V, 1..5 V
- Number of channels: 8
- Signal type: Unipolar single ended
AI845 integrates 8 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 AI845.
Verified resources for ABB AI845:
Signal Data:
- Signal specification: 0..20mA, 4..20 mA, 0..5 V, 1..5 V
- Number of channels: 8
- Signal type: Unipolar single ended
Apply official AI845 limits to the complete field circuit.
Diagnostics:
- F(ault), R(un), W(arning)
- Module error: analog read back, reference voltage, internal power supply, checksum, watchdog and memory error Internal channel error: low pass filter´, multiplexer, test channel errorExternal channel error: external power supply low, transmitter power, external shunt error
- Module Error, Module Warning, Channel error
Resolve all AI845 diagnostics before operation.
Compatibility:
- Compatible MTUs: TU810, TU812, TU814, TU818, TU830, TU833, TU835, TU838, TU844, TU845, TU854
- Verify module keying
- Confirm controller support
Match AI845 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 AI845.