The Yokogawa AAB841-S00, also cataloged as the AAB841 Analog Input/Output Module, operates as a high-density hardware component for industrial process automation. Configured for high-speed signal processing within distributed control networks, the device coordinates parallel data streams across 8 input and 8 output channels to interface field instrumentation directly with central controller registers.
Suffix Breakdown & Model Matrix
The alphanumeric suffix combination defines the exact mechanical and electrical build of the processing card assembly:
AAB841: Base model designation for the 8-channel input / 8-channel output combined analog I/O module.
S: Standard hardware type execution.
0: No explosion protection rating (standard safe-area installation layout).
0: Basic functional design revision level.
Hardware Specifications
Parameter
Specification
Model
AAB841-S00
Brand
Yokogawa Electric Corporation
Series
CENTUM CS 3000 / CENTUM VP System Link
Origin
Japan
Weight
Standard CENTUM I/O card modular weight profile
Dimensions
Matches standard Yokogawa nest card slot configurations
Operating Temp
Standard industrial cabinet environmental thresholds
Maximum Current Consumption
310 mA at 5 V DC / 250 mA at 24 V DC
I/O Configuration
8 input channels and 8 output channels
Input Signal Range
1 to 5 V DC (Differential, non-isolated)
Output Signal Range
4 to 20 mA DC active current loops
Data Update Period
10 ms internal processing execution cycle
Step Response Time
Input: 100 ms / Output: 40 ms execution limits
Input Resistance
Power ON: >=1 M-ohm / Power OFF: >=340 k-ohm
Allowable Load Resistance
0 to 750 ohm range bounds
Conversion Accuracy
Input: +/-16 uA / Output: +/-48 uA tolerance
Temperature Drift
+/-0.1% per 10 deg C shift
Allowable Common Mode Voltage
Less than or equal to +/-1 V
Maximum Allowable Input Voltage
+/-7.5 V DC maximum threshold
External Connections
Pressure clamp terminals, KS series cables, or MIL connector links
