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Product Part No:
• Universal Controller * with Elm probes:
• Universal Controller ** with PT 1000 probes: 191126
Features:
• Controls and monitors HT and LT Coldroom
• Features a Solid State Relay, which controls an 'Electronic
Expansion Valve', for improved temperature control
• Genus or alternative network compatible
• Full defrost control
Associated Documents:
∗ Datasheet:
∗ DIN Box Display:
∗ Set-up Unit:
∗ Using Probe Clips:
∗ Health and Safety:
Please Note:
The features and specifications contained in this
Installation Guide may change without notice.
Elm Ltd. shall not be liable for errors or for
incidental or consequential damages in
connection with the furnishing, performance or
use of this product or document.
Controller
(Fig. 2)
Alarm or controlled remotely
by the Supervisor
Fans wired to Relay 4
N/C contact if bit switch
4 is OFF, or to N/O
contact if bit
switch 4 is ON
Defrost heater
If gas defrost is
/ drip pan heater
required, connect
N/C S.G.V. to
Relay 3 N/C contact
Suction line
valve
Electronic expansion valve
Mains
Supply
ZD 10070-EET
Bit Switch Settings (Fig. 1) : (Shaded area = Switch Position)
ZF 0920-DIN
ZF 0795-DAD
Genus network
ZG 56003
Elm Probes *
controller part no. 190887
ZG 1056
Relay 5 - Remote
DIN Display Buttons
Active
Coldroom option
LT Range (Frozen Food)
Plant fault
white
CN6
Relay
5
CN5
Relay
4
CN4
Relay
3
CN3
Relay
2
CN2
Relay
1
EET
CN1
E
L
N
white
CN7
black
screen
Controller on a
Woodley Network
Note: This simplified wiring diagram omits circuit protection
190887
Before you work on this equipment, isolate the
electrical supply and also the live feed to any
incoming signals. Remember that live signals
may be derived from more than one source
1
2
3
4
5
6
7
8
green
Temperature Probes -
CN15
CN14
P1
CN13
CN12
CN11
CN10
CN9
8
7
Bit switches
6
5
4
3
2
1
ON
P2
CN8
CN7
Controller on a
Genus Network
Universal Controller - EET
ZA-10064-EET
Issue a : 14/5/97
Warning !
Off
On
Alternative network
PT 1000 Probes **
controller part no. 191126
Relay 5 Switches Alarm
DIN Display Buttons
Inactive
HT Range (Fresh Food)
Position of probes should be in accordance
with coil manufacturers instructions
(P6) Logging
(P5) Defrost terminate
(P4) Evaporator out
(P3) Evaporator in
(P2) Air off
(P1) Air on
Door
open
Defrost
5k
Closed
+
PAGE
SELECT
PAGE
HOME
OPTIONS
EXECUTE
Setup unit extension cable
red
white
yellow
Alarm
green
-1.5
Network
blue
Defrost
Esc
Ent
DIN Box Display
green
black
white
red
screen
Previous
controller
Genus or alternative
Network cable
Coldroom
.
Setup
Unit
OR
Alarm
-1.5
Network
Defrost
Ent
Esc
DIN Box Display
with Keyswitch
Next
controller
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