| Items |
Specifications |
| 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 mA DC |
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) |
