10.9 Control Connections
Table 47: The Standard I/O Board
Termi-
nal
Signal Technical information
1 Reference output +10 V, +3%, maximum current: 10 mA
2 Analog input, voltage
or current
Analog input channel 1
0–10 V (Ri = 200 kΩ)
4–20 mA (Ri = 250 Ω)
Resolution 0.1%, accuracy ±1%
Selection of V/mA with DIP switches (see 7.3.1 Selection of Terminal Functions with DIP
Switches)
3 Analog input common
(current)
Differential input if not connected to ground
Allows ±20 V common-mode voltage to GND
4 Analog input, voltage
or current
Analog input channel 2
0–10 V (Ri = 200 kΩ)
4–20 mA (Ri = 250 Ω)
Resolution 0.1%, accuracy ±1%
Selection of V/mA with DIP switches (see 7.3.1 Selection of Terminal Functions with DIP
Switches)
5 Analog input common
(current)
Differential input if not connected to ground
Allows ±20 V common-mode voltage to GND
6 24 V auxiliary voltage +24 V, ±10%, max volt. ripple < 100 mVrms
max. 250 mA
Short-circuit protected
7 I/O ground Ground for reference and controls (connected internally to frame ground through 1 MΩ)
8 Digital input 1 Positive or negative logic
Ri = min. 5 kΩ
0–5 V = 0
15–30 V = 1
9 Digital input 2
10 Digital input 3
11 Common A for DIN 1-
DIN 6
Digital inputs can be disconnected from ground (see 7.3.2 Isolation of the Digital Inputs from
Ground).
Specifications
Operating Guide | VACON® 100 Wall-mounted Drives
AQ298036140958en-000101 / DPD01711
130 | Danfoss A/S © 2019.05
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