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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 3 Range case
• 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 wired to Relay 5 N/C
contact if bit switch 3 is ON
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
If gas defrost is
Defrost 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
ZF 0920-DIN
ZF 0795-DAD
ZG 56003
ZG 1056
Plant fault
Case lights /
blinds
CN6
Relay
5
CN5
Relay
4
CN4
Relay
3
CN3
Relay
2
CN2
Relay
1
CN1
E
L
N
CN7
Controller on a
Woodley Network
Note: This simplified wiring diagram omits circuit protection
190887
Bit Switch Settings (Fig. 1) : (Shaded area = Switch Position)
Genus network
Elm Probes *
controller part no. 190887
Relay 5 switches lights
DIN Display Buttons
Active
3 Range case option
LT Range (Frozen Food)
green
white
Temperature Probes -
CN15
CN14
P1
CN13
CN12
CN11
CN10
CN9
8
7
Bit switches
6
5
4
3
2
1
ON
P2
CN8
EET
CN7
Controller on a
white
Genus Network
black
screen
Universal Controller - EET
Issue a : 14/5/97
Warning !
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
Off
On
1
Alternative network
2
PT 1000 Probes **
controller part no. 191126
3
Relay 5 Switches Alarm
4
DIN Display Buttons
Inactive
5
6
7
8
HT Range (Fresh Food)
Position of probes should be in accordance
with case manufacturers instructions
(P6) Logging
(P5) Defrost terminate
(P4) Evaporator out
(P3) Evaporator in
(P2) Air off
(P1) Air on
Defrost
PAGE
PAGE
5k
10k
OPTIONS
Fans
Case
Normal
only
off
Setup unit extension cable
red
white
yellow
Alarm
green
-1.5
Network
blue
Defrost
Ent
Esc
DIN Box Display
green
black
white
red
screen
Previous
controller
Genus or alternative
3 Range
ZA-10065-EET
.
not required if
'Fans in Defrost'
is set to ON
+
Setup
SELECT
HOME
Unit
EXECUTE
OR
Alarm
-1.5
Network
Defrost
Ent
Esc
DIN Box Display
with Keyswitch
Next
controller
Network cable
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