Danfoss VLT CDS 803 Operating Guide

Minimum cross-section to control terminals
0.05 mm
2
/30 AWG
6.5.5 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 kΩ
Digital input 29 as thermistor input Fault: >2.9 kΩ and no fault: <800 Ω
Digital input 29 as pulse input Maximum frequency 32 kHz push-pull-driven & 5 kHz (O.C.)
6.5.6 Analog Inputs
Number of analog inputs 2
Terminal number 53, 54
Terminal 53 mode Parameter 6-61 Terminal 53 Setting: 1=voltage, 0=current
Terminal 54 mode Parameter 6-63 Terminal 54 Setting: 1=voltage, 0=current
Voltage level 0–10 V
Input resistance, R
i
Approximately 10 kΩ
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
6.5.7 Analog Outputs
Number of programmable analog outputs 2
Terminal number
42, 45
(1)
Current range at analog output 0/4–20 mA
The load resistor to common at analog out 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.
Specifications
Operating Guide | VLT® Compressor Drive CDS 803
AQ321748767627en-000101 / 130R0570| 47
Danfoss A/S © 2019.12

Danfoss VLT CDS 803 Specifications

General

Brand	Danfoss
Model	VLT CDS 803
Category	DC Drives
Language	English