Danfoss vlt FC 102 Operating Guide

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4.8 Control Terminals
4.8.1 Control Wiring
Isolate control wiring from high power components in the drive.
When the drive is connected to a thermistor, ensure that the thermistor control wiring is shielded and reinforced/double insula-
ted. A 24 V DC supply voltage is recommended.
4.8.2 Control Terminal Types
Find the location of the removable drive connectors in Illustration 21 and Illustration 22. Terminal functions and default settings are
summarized in 4.8.3 Terminal Descriptions.
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Illustration 21: Control Terminal Locations
12 13 18 19 27 29 32 33 20 37
39
696861
42 50 53 54 55
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1
2
4
3
Illustration 22: Terminal Numbers on the Connectors
1
Serial communication connector
2
USB port
3
Digital input/output connector
4
Analog input/output connector
Serial communication connector provides 2 terminals (+)68 and (-)69 for an RS485 serial communication.
USB port available for use with the MCT 10 Set-up Software.
Digital input/output connector provides:
AQ267037536117en-000101 / 130R0083 | 31Danfoss A/S © 2023.09
Electrical Installation
VLT HVAC Drive FC 102
Operating Guide

Danfoss vlt FC 102 Specifications

General

Category	DC Drives
Model	Danfoss VLT FC 102
Output voltage range	0 to rated motor voltage
Power range	0.37 kW to 200 kW
Communication interfaces	RS-485
Protection features	Overvoltage, undervoltage, overcurrent, short circuit, earth fault, overtemperature, motor thermal protection
Cooling method	Air-cooled
Enclosure rating	IP20, IP21, IP55 (depending on model)
Approvals	CE, UL, cUL