iWorx® SMZ1
505-048-2, Effective: March 10, 2015
23
© 2015 Taco Electronic Solutions, Inc.
Zone 1 - 4 Config
Zone 1 - 4 Snowmelt Settings
Zone 1 - 4 Mod
Runtime Limits
Setting
Range
Default
Description
Zone Output Type
Digital, Analog
Digital
Zone uses modulating or digital output
Group
No Grouping,
Group 1,
Group 2
No Grouping
Describes which group circulator is trig-
gered by activiation of this zone
Commissioning
On, Off
Off
Individual Commissioning for this zone
Setting
Range
Default
Description
Snowmelt Type
Global Sense without
Idling,
Global Sense with Idling,
Zone Sense without Idling,
Zone Sense with Idling,
Disabled
Global Sense
without Idling
Type of Snow Melt operation: which
snow melt sensor to use (Global v.
zone)
Slab Melt Setp
-4 to 42
°F
(-20 to 5.5
°C)
36.0
°F
(2.2
°C)
Temperature at which slab is main-
tained while actively melting
Slab Idle Setp
-4 to 42
°F
(-20 to 5.5
°C)
30.0
°F
(-1.1
°C)
For Modulating Zones:
This is the temperature to which the
modulated output maintains the slab
during idling operation.
For Digital Zones:
This is the temperature at which the
digital zone output turns off during idling
operation
Slab Low Idle Setp
-4 to 42
°F
(-20 to 5.5
°C)
20.0
°F
(-6.7
°C)
Temperature at which the digital zone
output turns on in idling operation.
Setting
Range
Default
Description
Gain
-4 to +5
0
Gain for zone response
On
0 to 100%
30.0%
Initial Output when zone activates
Ramp Up
0 to 20%
1.0%
Limit on zone ramp up
Ramp Down
0 to 20%
0.5%
Limit on zone ramp down
Out Min
0 to 10V
0.5 V
Minimum Voltage Out
Out Max
0 to 10V
10.0 V
Maximum Voltage Out
Setting
Range
Default
Description
Z1
0 to 65535 hours
1000
Limit at which a unit maintenance alarm is generated.
Z2
0 to 65535 hours
1000
Limit at which a unit maintenance alarm is generated.
Z3
0 to 65535 hours
1000
Limit at which a unit maintenance alarm is generated.
Z4
0 to 65535 hours
1000
Limit at which a unit maintenance alarm is generated.
G1
0 to 65535 hours
1000
Limit at which a unit maintenance alarm is generated.
G2
0 to 65535 hours
1000
Limit at which a unit maintenance alarm is generated.
P
0 to 65535 hours
1000
Limit at which a unit maintenance alarm is generated.
