Digital inputs
Programmable digital inputs
4
Terminal number
18, 19, 27, 29
Logic
PNP or NPN
Voltage level
0–24 V DC
Voltage level, logic 0 PNP
<5 V DC
Voltage level, logic 1 PNP
>10 V DC
Voltage level, logic 0 NPN
>19 V DC
Voltage level, logic 1 NPN
<14 V DC
Maximum voltage on input
28 V DC
Input resistance, R
i
Approximately 4 k
Ω
Digital input 29 as thermistor input
Fault: >2.9 k
Ω
and no fault: <800
Ω
Digital input 29 as pulse input
Maximum frequency 32 kHz push-pull-driven & 5 kHz (O.C.)
Analog inputs
Number of analog inputs
2
Terminal number
53, 54
Terminal 53 mode
Parameter 6-19 Terminal 53 mode
: 1=voltage, 0=current
Terminal 54 mode
Parameter 6-29 Terminal 54 mode
: 1=voltage, 0=current
Voltage level
0–10 V
Input resistance, R
i
Approximately 10 k
Ω
Maximum voltage
20 V
Current level
0/4–20 mA (scalable)
Input resistance, R
i
<500
Ω
Maximum current
29 mA
Resolution on analog input
10 bit
Analog output
Number of programmable analog outputs
2
Terminal number
42, 45
1)
Current range at analog output
0/4–20 mA
Maximum load to common at analog output
500
Ω
Maximum voltage at analog output
17 V
Accuracy on analog output
Maximum error: 0.4% of full scale
Resolution on analog output
10 bit
1) Terminals 42 and 45 can also be programmed as digital outputs.
Digital output
Number of digital outputs
4
Terminals 27 and 29
Terminal number
27, 29
1)
Voltage level at digital output
0–24 V
Maximum output current (sink and source)
40 mA
Terminals 42 and 45
Terminal number
42, 45
2)
Voltage level at digital output
17 V
Maximum output current at digital output
20 mA
Maximum load at digital output
1 k
Ω
1) Terminals 27 and 29 can also be programmed as input.
2) Terminals 42 and 45 can also be programmed as analog output.
The digital outputs are galvanically isolated from the supply voltage (PELV) and other high-voltage terminals.
Control card, RS485 serial communication
Terminal number
68 (P, TX+, RX+), 69 (N, TX-, RX-)
Terminal number
61 common for terminals 68 and 69
General Specifications
VLT
®
Compressor Drive CDS 803
72
Danfoss A/S © 12/2015 All rights reserved.
MG18N202
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