Danfoss VLT Design Guide

3.1.10 The LonWorks Option
Illustration 3.13
S300 switches between:
- OFF: No Termination (factory setting)
and
-
ON: Single termination (120 Ω)
The push-button switch O400, activates the Service-Pin
function.
The LEDs:
LED label Description
MS Service LED (red)
NS Status LED (green)
Table 3.9
The neuron ID is printed on the option in text and in
barcode (code 39).
3.1.11 Cabling
For information on cabling, refer to data communication
between VLT® Refrigeration Drive controls RC8AC402.
3.1.12 Maximum Cable Lengths
Refer to Data Communication Installation Guide RC8AC602.
3.1.13 How to Install Option in Frequency
Converter
Items required to install a fieldbus option in the frequency
converter:
- The fieldbus option
- Fieldbus option adaptor frame for the FC 103.
This frame is deeper than the standard frame, to
allow space for the fieldbus option beneath
- Decoupling plate (only for A1 and A2 enclosures)
Refer to 5 How to Install for connections.
130BT611.10
Illustration 3.14
Drive Selection
VLT
®
Refrigeration Drive Design Guide
44 MG16G102 - VLT
®
is a registered Danfoss trademark
3
3

Danfoss VLT Specifications

General

Frequency	50/60 Hz
Enclosure	IP20, IP21, IP55, IP66
Series	VLT
Control Technique	Flux Vector Control
Output Voltage	0-Vinput
Control Method	Fieldbus
Communication Interface	PROFIBUS, CANopen
Protection Features	Overload, Overvoltage, Undervoltage, Short Circuit, Ground Fault
Cooling Method	Liquid Cooled
Storage Temperature	-25°C to +70°C
Relative Humidity	5-95% non-condensing
Altitude	Up to 1000m (3280ft) without derating, up to 4000m (13120ft) with derating
Operating Temperature	-10°C to +50°C (14°F to 122°F)