SI-I/O User Guide
37
Issue Number: 3
10.4
Single-ended Analog Inputs (Terminals 7-9) in Voltage input mode
10.5
Single-ended Analog Input (Terminal 9) in Current input mode
10.6 Analog Output (Terminal 11) in Voltage output mode
(Unidrive M600 - M800 only)
Type
Bipolar single-ended analog voltage input
Full scale voltage range
±10 V ± 1 %
Absolute maximum voltage range
-18 V to +36 V
Input resistance
>20k
Ω
Resolution
12 bit
Maximum offset
50 mV
Maximum nonlinearity
0.3 % of input
Sample period
2 ms for Unidrive M600 - M800
8 ms for Unidrive M200 - M400
Over voltage protection
Over voltage protected by clamping diodes
Input filter bandwidth
≈
1 kHz
Type
Bipolar single-ended analog current input
Full scale current range
0-20 mA ± 1%
Absolute maximum voltage range
-18 V to +36 V
Input resistance
120
Ω
Resolution
±1 %
Maximum input current
30 mA
Maximum nonlinearity
0.3 % of input
Sample period
2 ms for Unidrive M600 - M800
8 ms for Unidrive M200 - M400
Over current protection
Over current protection @ 27.5 mA
Type
Bipolar single-ended analog voltage output
Full scale output voltage range
±10 V ± 1 %
Absolute maximum voltage range
-18 V to +36 V
Output resistance
<200
Ω
Resolution
12 bit+
Maximum current
±30 mA short-circuit protected
Minimum load resistance
1k
Ω
Maximum load capacitance
150 nF
Gain accuracy
2 % typical
Offset
±50 mV
Maximum gain asymmetry
0.1 %
Setting time to within 100mV after a
10V change
300 µs
Setting time to within 10mV after a
10V change
3 ms
Update time
2 ms
Isolation
Not isolated from control circuit