Q.2.60 March 2019
Page 35
© Copyright 2019 KE2 Therm Solutions, Inc., Washington, Missouri 63090
KE2 Compressor Sequencer OEM pn 21768
Quick Start Guide
Description:
Allows the user to setup the controller, and to customize the controller to meet specic application needs.
The KE2 Compressor Sequencer OEM begins in System O Mode. The user must congure relays and refrigeration
setpoints to ensure the system will run properly, then turn the system on.
The screenshot below shows the Setpoints page when no Aux Relay Boards are used.
Setpoints Page -
Setpoints Page -
Single Group - Main Board Only
Determines if the
Input is active when it
detects an Open or
Closed circuit, and a
Digital Input is
assigned as the input
function.
Input 1, 2 or 3 Mode
Disabled
In Cmp Temp
Room Temp
Monitor
HG Defr Req
2nd Pres
2nd Tmp
Comp Module
Hi Pres Safety
Oil Safety
Sys Off
Selectable Inputs
Relay 1
Dropdown Options
Disabled
Fixed Speed
Variable Speed
Digital
HG Defr Relay
LLS
Unldr for Comp 2
Unldr for Comp 3
Relay 2 - 3
Dropdown Options
All Relay Options are the
same as Relay 1, except
the list of Unloaders for the
compressor never includes
the active compressor.
Fixed Suction
Float Suction
Fahrenheit
Celsius
Btu
Amp
R-404A
R-507
R-407A
R-407C
R-422A
R-422D
R-134a
R-22
R-717
R-438A
R-408A
R-409A
R-407F
R-410A
R-744
R-448A
R-449A
R-450
R-513A
Once compressors are
selected and saved, HP
should be entered for each.
Indicates whether system is
running or pumped down.
Click to put system into
pumpdown mode.
Shows which Suction
Groups setpoints are
being displayed.
0 to 10 VDC
0 to 5 VDC
Saves change to the
Setpoints page. Must
be logged in to save.
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