Yaskawa iQpump Programming Manual - Manual (Page 182)

182 YASKAWA TM.iQp.02 iQpump Drive Programming Manual
H1-05
0404H
Terminal S7 Function
Selection
Terminal S7 Sel
83: Thermostat Fault,
Function Active in Auto Mode.
Closed: Drive will trip on “Thermostat Fault”.
Open: Thermostat fault not active.
Open: Low Water Level Fault.
84: Pre-charge
Closed: Disables pre-charge function.
Open: Pre-charge function enabled.
85: Low Water Level
Function Active in Auto Mode during normal operation, also used with
pre-charge function.
Function logic depends on parameter P1-15 (Low Water Input).
P1-15 = 0 (Closed @ Low Water).
Closed: Low Water Level Fault.
Open: Reservoir/Tank is filled to normal level.
P1-15 = 1 (Open @ Low Water).
Closed: Reservoir/Tank is filled to normal level.
Pre-charge function: Function uses low water level input as “Tank/
Reservoir” feedback to indicate water level reached.
86: Fixed Speed Auto
Function Active in Auto Mode Only, Pre-Charge and Thrust Bearing
function have a higher priority. When fixed speed auto is active
(closed) drive disabled Sleep Mode and Lead/Lag operation.
Closed: Drive runs at P3-02 frequency, PI Control disabled
Open: Drive runs normal operation auto mode.
87: Thermostat Fault, Normally Closed
<0032>
Function Active in Auto Mode.
Closed: Thermostat fault not active.
Open: Drive will trip on “Thermostat Fault”.
0 to 87 84 Programming 47
Parameter
No.
Modbus
Address
Parameter Name
Digital Operator
Display
Description
Setting
Range
Factory
Setting
Menu
Location
Page
No.