Grundfos MAGNA3 Series User Manual

23 of 36 © 2009 D 664 - 07/09
Item Field
Access
Level
Description
Range
Actual
Setting
Section LTD USER INST ADV
664 Adjust Menu (1 of 3)
B1
Run Time The time for which a zone is operated
once it has reached its melting temperature. This
item cannot be viewed if a Remote Start / Stop
Module 039 has been connected.
0:30 to 17:00 hr,
INF (Infi nity)
Default = 4:00 hr
E1
Add Melt The additional time for which a zone
is operated once the Snow / Ice Sensor 090
becomes dry.
090 is present
0:00 to 6:00 hr
Default = 0:30 hr
D1
Sensitivity Sensitivity of water detection of the
Snow / Ice Sensor 090.
090 is present
AUTO, 20 to 80%
Default = AUTO
E1
Zone 1 Selects zone 1 as operational or not.
OFF, AUTO
Default = AUTO
E1
Melt 1 The desired slab surface temperature of
zone 1 while in the Melting mode.
Zone 1 = AUTO
32 to 95°F
(0 to 35°C)
Default = 36°F (2°C)
F1
Idle 1 The desired slab surface temperature of
zone 1 while in the Idling mode.
Zone 1 = AUTO
OFF, 20 to 95°F
(OFF, -7 to 35°C)
Default = OFF
E1
Zone 2 Selects zone 2 as operational or not.
OFF, AUTO
Default = OFF
A
C1
Boil Supply Current boiler supply water temperature as
measured by the boiler sensor.
Boil SENS = SUP
-31 to 266°F
(-35 to 130°C)
A
C2
Boil Return Current boiler return water temperature as
measured by the boiler sensor.
Boil SENS = RET
-31 to 266°F
(-35 to 130°C)
Item Field
Access
Level
Description
Range
Section LTD USER INST ADV
664 View Menu (2 of 2)

Grundfos MAGNA3 Series Specifications

General

Temperature Range	-10 °C to +110 °C
Insulation Class	F
Series	MAGNA3
Max. Liquid Temperature	110 °C
Power Supply	1x230V, 3x400V
Approvals	CE
Pump Housing	Cast iron
Installation	Inline
Communication	Modbus RTU, BACnet MS/TP
Ambient Temperature	0 °C to 40 °C
Material	Cast iron