Danfoss VLT AQUA Drive FC 200 Programming Manual page 71

Parameter Description
[65] Reset Counter Input for reset of counter B.
B
[66] Sleep Mode Forces adjustable frequency drive into Sleep
Mode (see parameter group 22-4*, Sleep
Mode). Reacts on the rising edge of signal
applied!
[78] Reset Resets all data in 16-96 Maintenance Word
Preventive to 0.
Maintenance
Word
[80] PTC Card1 All digital inputs can be set to [80] PTC Card
1. However, only one digital input must be
set to this choice.
[85] Latched Pump Starts deragging.
Derag
The setting options below are all related to the cascade
controller. Wiring diagrams and settings for parameter, see
parameter group 25-** for more details.
[120] Lead Pump Starts/stops the lead pump (controlled by
Start the adjustable frequency drive). A start
requires that also a System Start signal has
been applied, e.g., to one of the digital
inputs set for [8] Start!
[121] Lead Pump Forces alternation of the lead pump in a
Alternation cascade controller. Lead Pump Alternation,
25-50 Lead Pump Alternation must be set to
either [2] At Command or [3] At Staging or At
Command. 25-51 Alternation Event can be
set to any of the four options.
[130 Pump1 The function depends on the setting in
- Interlock - 25-06 Number Of Pumps. If set to [0] No,
138] Pump9 then Pump1 refers to the pump controlled
Interlock by relay RELAY1, etc. If set to [1] Yes, Pump1
refers to the pump controlled by the
adjustable frequency drive only (without
any of the built-in relays involved) and
Pump2 to the pump controlled by the relay
RELAY1. Variable speed pump (lead) cannot
be interlocked in the basic cascade
controller.
See Table 3.13
®
VLT AQUA Drive Programming Guide
5-10 Terminal 18 Digital Input
Option:
[8]
5-11 Terminal 19 Digital Input
Option:
[0]
5-12 Terminal 27 Digital Input
Same options and functions as parameter group 5-1*, except for
Pulse input.
Option:
[0]
[1]
[2]
[3]
[5]
[6]
[7]
[8]
[9]
[10]
[11]
®
MG20O622 - VLT is a registered Danfoss trademark
Setting in
parameter
group 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
Table 3.13
Function:
Start Same options and functions as parameter group 5-1*,
*
except for Pulse input.
Function:
No operation Same options and functions as parameter
*
group 5-1*, except for Pulse input.
No operation
Reset
Coast inverse
Coast and reset inv
DC brake inverse
Stop inverse
External interlock
Start
Latched start
Reverse
Start reverse
Setting in 25-06 Number Of
Pumps
[0] No [1] Yes
Controlled Adjustable
by RELAY1 frequency
(only if not drive
lead pump) controlled
(cannot be
interlocked)
Controlled Controlled
by RELAY2 by RELAY1
Controlled Controlled
by RELAY3 by RELAY2
Controlled Controlled
by RELAY4 by RELAY3
Controlled Controlled
by RELAY5 by RELAY4
Controlled Controlled
by RELAY6 by RELAY5
Controlled Controlled
by RELAY7 by RELAY6
Controlled Controlled
by RELAY8 by RELAY7
Controlled Controlled
by RELAY9 by RELAY8
Function:
3-45
3 3