American Panel Walk-in Monitoring System 100, Owner'S Manual

OPERATING

15 

7.5

High Alarm 

If the air inside the walk-in goes above the preset high limit, the alarm will go off. 
The buzzer will go off and the display will flash the following message:  
 
 
 

7.6

Low Alarm  

If the air inside the walk-in goes below the preset low limit, the alarm will go off. Just as in high alarm event,  
the buzzer will go off and the display will flash the following message:  
 
 

In both cases, Low Alarm and High Alarm, the integrated alarm buzzer and the optional external alarm can be 

turned off by pressing 

. However, the visual alarm message will stay on the display until the air 

temperature enters the preset range. 

7.7

Door Switch  

When the door is open the display will flash the message indicated in the figure  
on the right. 
 

8

Error Messages 

Problems beyond the routine maintenance would most likely involve the refrigeration system or the control 
system. Please contact the factory for assistance if this should occur. Note that the warranty would be voided if 
these components are serviced by other than trained technicians approved by the manufacturer.  
There are two error messages that could occur on WIMS 100 display:  

Air 

probe 

is 

not 

good         

Heater 

probe 

is 

not 

good 

 
If any of the error messages occur call a technician to check the integrity of the probes.  
 
Here is a chart with acceptable electrical resistance (Ohm) at various temperatures for the temperature probes. 
 

o

C  

o

F kOhm

0 32 27.28 

25 77 10.00