Honeywell 190797-YAD Installation Manual page 7

Product Part No:
• Universal Controller
Features:
• Controls and monitors HT and LT 3 Range case
• 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
If gas defrost is
Defrost Heater
required, connect
N/C S.G.V. to
Relay 3 N/C contact
Suction line
valve
N/C Liquid line valve
Mains
Supply
190797-YAD
ZD 10001-YAD
ZF 0920-DIN
ZF 0795-DAD
ZG 56003
ZG 1056
Plant fault 2
Plant fault 1
Case lights /
blinds
CN6
Relay
5
CN5
Relay
4
CN4
Relay
3
CN3
Relay
2
CN2
Relay
1
CN1
E
L
N
CN7
Note: This simplified wiring diagram omits circuit protection
Bit Switch Settings (Fig. 1) : (Shaded area = Switch Position)
Genus Network
Elm Probes
Relay 5 switches lights
Not used....leave off
3 Range case option
LT Range (Frozen Food)
red
green
white
CN15
CN14
P1
CN13
CN12
CN11
CN10
CN9
Bit switches
ON
P2
CN8
YAD
CN7
Controller on a
white
Genus Network
black
screen
Controller on a
Woodley Network
Universal Controller - YAD
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
2
3
4
5
6
7
8
Position of probes should be in accordance
Temperature Probes -
with case manufacturers instructions
(P6) Logging
(P5) Honeycomb
(P4) Evaporator out
(P3) Evaporator in
(P2) Air off
(P1) Air on
Defrost
8
7 10k 5k
6
5
4
Fans Case Normal
3
2
only off
1
Setup unit extension cable
red
white
yellow
green
blue
green
black
white
red
screen
Previous
controller
3 Range
ZA-10004-YAD
Issue a : 5/11/96
.
Alternative Network
Alternative Probes
Relay 5 Switches Alarm
Not used....leave off
HT Range (Fresh Food)
Setup
+
PAGE SELECT
PAGE HOME
Unit
OPTIONS EXECUTE
Alarm
-1.5
Network
Defrost
Ent Esc
DIN Box Display
Next
controller
Genus or alternative
Network cable