Model

AAB842

Analog I/O Module

(1 to 5 V/4 to 20 mAinput, 4 to 20 mA output, 8-channel input/8-channel output, Non-Isolated)

Suffix Codes

-H

With digital communication (HART protocol)

5

With no 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)

Model

AAI841 (*1)

AAB841 (*5)

AAB842 (*5) (*6)

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, non-isolated

When the voltage input is selected the differential input is applied.

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 less)

Output:

4 to 20 mA

Input (*7)

Voltage input: 1 to 5 V DC

(allowable

common mode voltage ±1 V or less)

Current input:

4 to 20 mADC

Output:

4 to 20 mA

Allowable input current/

voltage

25 mA

—

±7.5 V

—

Voltage input : ±7.5 V

Current input :

25 mA

—

Withstanding voltage

—

Input resistance

Power ON

400 Ω (at 20    mA) to 1000 Ω (at 4 mA) (*2)

—

1 MΩ or larger

—

Voltage input: 1 MΩ or larger

Current input:

290 Ω (at 20 mA) to 450 Ω (at 4

mA) (*2)

—

Power OFF

500 kΩ or larger

—

340 kΩ or larger

—

Voltage input:     340 kΩ or larger Current input:

500 kΩ or larger

—

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

—

Less than 0.65 mA

—

Less than 0.65 mA

Accuracy

Input: ±16 µA

output: ±48 µA

Input: ±4 mV

output: ±48 µA

Voltage input : ±4 mV

Current input :

±16 μA

±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 higher (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 (*8)

Available

—

Available (at Current input and output)