Maximum Defrost On Demand Time (Dto); Freeze-Up Protection (Dtt) - Elstat ems55advanced Manual

display
Provides the option to end a defrost cycle as follows:
on the defrost duration (
l
on defrost duration (
l
description
(
If the defrost termination method (dtF) is set to use the defrost duration (dd) or the defrost termination
temperature (dtd), the ems controller ends the defrost cycle on the first to occur.
Defrost method (dF) must be set to 0
considerations Used only with sub zero and OFC firmware.
Not available on GDC firmware.
range 00 (time[dd]) or 01 (time[dd] or temperature[dtd])
global default 01 (time or temperature)
10.22

Maximum defrost on demand time (dtO)

The table below details the maximum defrost on demand time (dtO) parameter.
Display
Maximum defrost on demand time is the maximum time of a temperature based
Description
defrost cycle.
Available only with the ems55 series using OFC (Open Front Cooler) firmware.
Considerations
This parameter may not appear in all firmware versions.
Range 10 to 120 minutes
Global default 30 minutes
10.23

freeze-up protection (dtt)

The table below details the freeze-up protection (dtt) parameter.
display
description Defines the temperature to stop further cooling to prevent freeze-up due to low temperature.
considerations Must be set below the set point (S P) temperature.
range -15 to 10ºC (5 to 50ºF)
0.0ºC (32ºF)
global default
ems75sz: -6.0°C (21°F)
dd
) only
dd
) or defrost termination temperature
dtd
).
ems55advanced and ems55Radvanced / General Use
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