ABB AC31 Assembly And Operation Manual page 51

Data
Electrical isolation
Max. permissible potential difference between
terminal ZP (minus the supply voltage) and
terminals AGND (minus the analog inputs and
outputs)
Indication of output signal
Output signal ranges (configurable)
Output load capability of voltage output
Resolution
Resolution (1 LSB), range 10 V ... 0, 0 ... +10
V
Relationship between output signal and hex
code
Conversion cycle
Conversion error of the analog values due to
non-linearity
Adjustment error on delivery and resolution in
the nominal range
Max. cable length, 2-core shielded and con-
ductor cross section > 0.14 mm²
Connection of the serial interfaces COM2
The COM1 interface is no longer available. The assignment of the COM2 interface remains the
same as in the existing device. Programming in Automation Builder can be performed via the
COM2 interface.
Data
Interface standard
Programming
2018/09/24
For further information, please refer to the existing documentation
System description Advant Controller 31.
3ADR010122, 8, en_US
Replacement devices: CPU > Replacement device 07KT9x-AD
Value
No
Fig. 18
± 1 V
Caution: The internal reference is no longer M
but ZP.
Fig. 18
4 yellow LEDs to indicate the signal statuses
of the analog outputs (2 LEDs each at DA501
and DA502)
-10 V ... 0, 0 ... +10 V
0 ... 20 mA
4 ... 20 mA
max. ±10 mA
12 bit (+ sign)
approx. 5 mV
-100 % ... 0 ... +100 % = 9400H ... 0000H ...
6C00H
(-27648 ... 0 ... 27648 decimal)
1 ms (for 4 inputs + 2 outputs)
1 s when measuring with resistance thermom-
eter Pt/Ni
Typ. 0.5 %, max. 1 %
100 m
Value
EIA RS-232
07KT94-ARC-AD: 907 PC 331
07KT98-ARC-AD: Automation Builder
AC31 Adapters
51