ABB DCS880 series, Hardware Manual

Page: 86 / 164

Technical data
86
3ADW000462R0401 DCS880 Hardware manual e d
XAI: Reference voltages and analog inputs
XAO: Analog outputs
XD2D: Drive-to-drive link
The drive-to-drive link is a daisy-chained RS-485 transmission line that allows basic master-follower
communication with one master and multiple followers. It is also used for the embedded fieldbus.
+VREF +10 V
DC
, ±1 %
R
L
= 1 … 10 k

Maximum wire size 2.5 mm
2
-VREF -10 V
DC
, ±1 %
R
L
= 1 … 10 k

Maximum wire size 2.5 mm
2
AI1+ ±10 V [R
in
≥ 200 k

], 0 (4) ... 20 mA or ±20 mA [R
in
= 100

] depending on J1
Maximum wire size 2.5 mm
2
Differential inputs, common mode range ±30 V
Sampling interval per channel: 0.25 ms
Hardware filter: 0.25 ms
Resolution: 15 bit + sign
Inaccuracy: 1 % of full scale range
AI1-
AI2+ ±10 V [R
in
≥ 200 k

], 0 (4) ... 20 mA or ±20 mA [R
in
= 100

] depending on J2
Maximum wire size 2.5 mm
2
Differential inputs, common mode range ±30 V
Sampling interval per channel: 0.25 ms
Hardware filter: 0.25 ms
Resolution: 15 bit + sign
Inaccuracy: 1 % of full scale range
AI2-
AI3+ ±10 V [R
in
≥ 200 k

]
Maximum wire size 2.5 mm
2
Differential inputs, common mode range ±30 V
Sampling interval per channel: 0.25 ms
Hardware filter: 0.25 ms
Resolution: 15 bit + sign
Inaccuracy: 1 % of full scale range
AI3-
Parameter settings see DCS880 Firmware manual Group 12 Standard AI
AO1 ±10 V [load current ≤ 10 mA] or 0 (4) ... 20 mA [R
L
≤ 500

] depending on J5
Maximum wire size 2.5 mm
2
Frequency range: 0 … 300 Hz
Resolution: 11 bit + sign
Inaccuracy: 2 % of full scale range
AO2 ±10 V [load current ≤ 10 mA]
Maximum wire size 2.5 mm
2
Frequency range: 0 … 300 Hz
Resolution: 11 bit + sign
Inaccuracy: 2 % of full scale range
IACT Connection point for a scope to measure the current directly over the burden resistor (H1 ... H6 only.
For H7 and H8 see SDCS-OPL-H01). Scaling see 13.80 Scaling of fixed current output.
Parameter settings see
DCS880 Firmware manual Group 13 Standard AO
B Maximum wire size 2.5 mm
2
Physical layer: RS-485
Termination by switch J3
A
Parameter settings see DCS880 Firmware manual Group 60 DDCS communication