Danfoss VLT Programming Guide

[37] Control word bit 12
[40] Out of ref range
[41] Below reference, low
[42] Above ref, high
[45] Bus ctrl.
[46] Bus ctrl, 1 if timeout
[47] Bus ctrl, 0 if timeout
[60] Comparator 0
[61] Comparator 1
[62] Comparator 2
[63] Comparator 3
[64] Comparator 4
[65] Comparator 5
[70] Logic rule 0
[71] Logic rule 1
[72] Logic rule 2
[73] Logic rule 3
[74] Logic rule 4
[75] Logic rule 5
[80] SL digital output A
[81] SL digital output B
[82] SL digital output C
[83] SL digital output D
[84] SL digital output E
[85] SL digital output F
[160] No alarm
[161] Running reverse
[165] Local ref active
[166] Remote ref active
[167] Start command act.
[168] Hand mode
[169] Auto mode
[180] Clock Fault
[181] Prev. Maintenance
[190] No-Flow
[191] Dry Pump
[192] End Of Curve
[193] Sleep Mode
[194] Broken Belt
[195] Bypass Valve Control
[196] Fire Mode
[197] Fire Mode was Act.
[198] Drive Bypass
[211] Cascade Pump 1
[212] Cascade Pump 2
[213] Cascade Pump 3
VLT
®
HVAC Drive Programming Guide 3 Parameter Description
MG.11.C9.02 - VLT
®
is a registered Danfoss trademark 87
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)