Danfoss VLT FC 100 Series Programming Manual page 68

3. Parameter Description
[61] Counter A (down)
[62] Reset Counter A
[63] Counter B (up)
[64] Counter B (down)
[65] Reset Counter B
[66] Sleep Mode
3
[78] Reset Preventive Main-
tenance Word
The below setting options are all related to the Cascade Controller. Wiring diagrams and settings for parameter, see group 25-** for more details.
[120] Lead Pump Start
[121] Lead Pump Alternation Forces alternation of the lead pump in a Cascade Controller.
[130 - 138] Pump1
Pump9 Interlock
5-10 Terminal 18 Digital Input
Option:
* Start
[8]
5-11 Terminal 19 Digital Input
Option:
* No operation
[0]
5-12 Terminal 27 Digital Input
Option:
* Coast Inverse
[2]
68
(Terminal 29 or 33 only) Input for decrement counting in the SLC counter.
Input for reset of counter A.
(Terminal 29 and 33 only) Input for increment counting in the SLC counter.
(Terminal 29 and 33 only) Input for decrement counting in the SLC counter.
Input for reset of counter B.
Forces frequency converter into Sleep Mode (see par. 22-4*, Sleep Mode). Reacts on the rising edge of signal
applied!
Resets all data in par. 16-96, Preventive Maintenance Word, to 0.
Starts/Stops the Lead Pump (controlled by the frequency converter). A start requires that also a System Start
signal has been applied e.g. to one of the digital inputs set for
At Command
either [2] or
the four options.
Interlock - For the above 9 setting options, par. 25-10, Pump Interlock, must be set to
on the setting in par. 25-05, Fixed Lead Pump. If set to
relay RELAY1 etc. If set to
any of the build in relays involved) and Pump2 to the pump controlled by the relay RELAY1. Variable speed pump
(lead) cannot be interlocked.
See below table:
Setting in Par. 5-1*
[130] Pump1 Interlock
[131] Pump2 Interlock
[132] Pump3 Interlock
[133] Pump4 Interlock
[134] Pump5 Interlock
[135] Pump6 Interlock
[136] Pump7 Interlock
[137] Pump8 Interlock
[138] Pump9 Interlock
Function:
Same options and functions as par. 5-1*
Function:
Same options and functions as par. 5-1*
Function:
Same options and functions as par. 5-1*
MG.11.C5.02 - VLT
VLT
Lead Pump Alternation
At Staging or At Command Alternation Event
[3].
No
[0], then Pump1 refers to the pump controlled by
Yes
[1], Pump1 refers to the pump controlled by the frequency converter only (without
Setting in Par. 25-06
[0] No
Controlled by RELAY1
(only if not lead pump)
Controlled by RELAY2
Controlled by RELAY3
Controlled by RELAY4
Controlled by RELAY5
Controlled by RELAY6
Controlled by RELAY7
Controlled by RELAY8
Controlled by RELAY9
Digital Inputs
, except for
Digital Inputs
, except for
Digital Inputs
, except for
® is a registered Danfoss trademark
®
HVAC Drive Programming Guide
Start [8]!
, par. 25-50, must be set to
, par. 25-51, can be set to any of
On
[1]. The function will also depend
[1] Yes
Frequency Converter controlled
(cannot be interlocked)
Controlled by RELAY1
Controlled by RELAY2
Controlled by RELAY3
Controlled by RELAY4
Controlled by RELAY5
Controlled by RELAY6
Controlled by RELAY7
Controlled by RELAY8
Pulse input
.
Pulse input
.
Pulse input
.