Temp Log; Alarming Functions - Follett Performance Plus FZR4P Installation, Operation And Service Manual

Temp Log

High and low log display
1. Press the UP arrow to display the highest temperature the freezer has recorded since last reset or power
cycle.
2. Press the DOWN arrow to display the lowest temperature that the freezer has recorded since last reset
or power cycle.
Reset high and low log
1. Press UP or DOWN arrow until recorded temperature is displayed.
2. Press and hold SET until RST is displayed.

Alarming Functions

Set high and low alarms
1. Press and hold SET and UP arrows simultaneously until L1 is displayed. Use the UP and DOWN arrows
to navigate parameters.
2. The low temperature alarm parameter is AlL. Once the parameter is displayed, press SET to display the
low alarm temperature. The alarm temperature will flash on the display. Use the UP and DOWN arrows
to set the alarm temperature. Press SET to accept.
3. The high temperature alarm parameter is AlH. Once the parameter is displayed, press SET to display
the high alarm temperature. The alarm temperature will flash on the display. Use the UP and DOWN
arrows to set the alarm temperature. Press SET to accept.
Start-up alarm delay
The Performance Plus unit has a 120 minute time delay between when the unit is energized to when the
temperature alarms become active. This delay can be change in parameters in the controller under Alarm
Startup Delay (ASd).
Mute the Alarms
The mute button is used to temporarily mute the audible alarm for 10 minutes. If the alarm condition of the unit
has not changed in 10 minutes, then the alarm will sound again.
Alarm acknowledgement and alarm Reset
The alarm will need to be acknowledged after the alarm condition has been resolved, before the alarm will reset.
To acknowledge the alarm press and hold set until the RST is displayed.
Alarming Contacts
This unit is equipped with dry contacts that may be connected to a 3rd party monitoring system. The contacts are
located on the back of the unit. Standard Performance Plus units utilize the Alarm 1 set (top 3). Each set of dry
contacts has a Common, a Normally Open and a Normally Closed connection point. By default, Alarm Relay 1
is set to activate with any of the following alarms: Alarm 1 High temp, Alarm 1 Low temp, System errors or probe
error.
Probe calibration
The temperature probes can be calibrated from –9.9 to +9.9. The calibration is in the second level menu under
P1C (control probe) P2C (defrost) P3C (Alarm).
FZR4P, FZR5P and FZR5PLP-T Undercounter Freezers 13