Tbai Analog I/O Capacity - GE Mark VIeS System Manual

Functional safety systems for general market
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4.3.2 Operation
TBAI provides a 24 V dc power source for all the transducers. The inputs can be configured as current or voltage inputs using
jumpers (JP#A and JP#B). One of the two analog output circuits is 4-20 mA and the other can be configured as 4-20 mA.
Input
Analog Input Types
Quantity
8
±10 V dc, or ±5 V dc, or 4-20 mA
2
4-20 mA, or ±1 mA
Note With noise suppression and filtering, the input ac CMR is 60 dB, and the dc CMR is 80 dB.
Each 24 V dc power output is rated to deliver 21 mA continuously and is protected against operation into a short circuit.
Transmitters/transducers can be powered by the 24 V dc source in the control system, or can be independently powered.
Jumper JPO selects the type of current output. Diagnostics monitor each output, and a suicide relay in the I/O pack
disconnects the corresponding output if a fault cannot be cleared by a command from the processor.
YAIC Analog I/O Modules

TBAI Analog I/O Capacity

Output
Quantity
1
1
Public Information
Analog Output Types
0-20 mA
0-20 mA
GEH-6855_Vol_II System Guide 109

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