Current/Voltage I/O Modules (Non-Isolated)
These modules Yokogawa Module AAB842-H53 provide eight inputs and eight outputs to support up to eight loops.
They Yokogawa Module AAB842-H53 can be used in dual redundant configuration.
Yokogawa Module AAB842-H53
Standard specifications:
Items
Specifications
Model
AAI841 (*1)
AAB841 (*5)
AAB842(*5)(*6)(*7)
Number of I/O channels
8-channel input/8-channel output, non-isolated
8-channel input/8-channel output, non-isolated(differential input)
8-channel input/8-channel output (differential input at voltage input)
I/O signal
Input: 4 to 20 mA
Output: 4 to 20 mA
Input: 1 to 5 V(allowable common mode voltage ±1 V or more)
Input(*8) Voltage input: 1 to 5 V DC (allowable common mode voltage ± 1 V or less), Current input: 4 to 20 mA DC
Output: 4 to 20 mA DC
Allowable input current/voltage
25 mA
—
±7.5 V
Withstanding voltage
Input resistance
Power ON
400 Ω (at 20 mA) to 1000 Ω (at 4 mA) (*2)
1 MΩ or more
Power OFF
500 kΩ or more
340 kΩ or more
Allowable load resistance
0 to 750 Ω (*3)
0 to 750 Ω
0 to 750 Ω (*4)
Circuit-open detection
Less than 0.65 mA
Accuracy
Input: ±16 μA
output: ±48 μA
Input: ±4 mV
±48 μA
Data update period
10 ms
Input step response time
100 ms
Output step response time
40 ms
Transmitter power supply
14.8 V or more (at 20 mA) 26.4 V or less (at 0 mA) (*4)
Setting of 2-wire or 4-wire transmitter
For each channel by setting pin
Temperature drift
±0.1 %/10 °C
Maximum current consumption
310 mA (5 V DC), 500 mA (24 V DC)
310 mA (5 V DC), 250 mA (24 V DC)
410 mA (5 V DC), 290 mA (24 V DC)
Weight
0.3 kg
External connection
Pressure clamp terminal, KS cable, MIL connector cable
KS Cable
HART communication (*5)
Available
Available (at Current input and output)
Models and Suffix Codes:
Description
AAB842
Analog I/O Module (1 to 5 V input, 4 to 20 mA output. 8-channel input, 8-channel output. Non-Isolated)
Suffix Codes
-H
With digital communication (HART protocol)
5
Without explosion protection
E
With explosion protection
0
Basic type
3
With ISA Standard G3 option and temperature (-20 to 70 °C) option
Option Codes
/M4A00
With MAC2 Compatible Adapter [Model : ATM4A-00]
/V4A00
With VM2 Compatible Adapter [Model : ATV4A-00] (*1)
*1: When using this adapter, 4 to 20 mA output (8-channel) of AAB842 varies to 1 to 5 V output.
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