
360179-A/B
68
Parts & Schematics
13 Schematics
13 .1
Compartmental Access Refrigerator Schematic
T
HESE DRAWINGS AND SPECIFICATIONS ARE THE SOLE PROPERTY OF HELMER INC. AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR MAN
UFACTURE OR SALES OF APPARATUS WITHOUT THE APPROVAL OF HELMER INC.
CONDENSER PROBE
(iK)
UNIT COOLER PROBE
(iH)
AIR PROBE
(iJ)
Speaker
To LCD
LCD Back Light
LCD Touch Screen
i.C3 LCD
w/ Touch Screen
i.C3 Display PCB
Bezel Mount Components
(iG)
SD Memory Card
i(F)
Reset
USB Host
USB Port
1
2
3+
4-
3-28VDC
COMPRESSOR
(N)
UNIT COOLER
12V
i.C3
BATTERY BACKUP
(iB)
L1 - 4
i.C3 POWER PCB
(iD)
BATTERY SWITCH
(iC)
COM
N.O.
CHART
RECORDER
*OPTION
-
+
(CA)
N/L2
L1
F4
Battery
BYPASS
ON
L2 - 4
SSR
(SOLID STATE RELAY)
L2 IN
GND
L2 OUT
L1 IN
L1 OUT
RFI FILTER
MAIN POWER
USB PORT
(iF)
CIRCUIT BREAKERS
ETHERNET PORT
(iE)
POWER CORD
(A)
J46
J45
J44
J43
J42
J18
R86
J41
J40
+
J34
J10
J12
J29
J37
J15
J16
J17
J19
J20
J21
J4
J6
J8
J36
J35
J22
J24
J25
J27
J28
J33
5
1
J31
G
Y
J23
POWER
J30
J5
J13
J11
J9
J7
J3
MICRO JTAG
J1
GND
OUT3
OUT2 OUT1 IN2 IN1 +5V
+5V
SIG
GND
SHLD
TX
RX
RS422/485
1
1
1
1
AN7
AN6
BUILD
-
-
+
+
1
1
1
GND
TX
RX
1
1
1
S
1
S
1
S
NO
NC
COM
NC
NO
C
1
1
1
S
B
G
W
R
1
S
B
G
W
R
1
1
-
+
1
1
+
-
-
+
1
BOOTLOAD
PUR
VUSB
1
S
B
G
W
R
SSR2
SSR1
CHART
RTD4
RTD5
RTD3
RTD2
RTD1
E-LOCK
ALARM
DIGITAL IO
ANALOG IO
USB PORT 4
USB PORT 3
RS232
COMM.
DISPLAY
ETHERNET
PO
WER
DISPLAY
RLY1
RLY2
RLY3
RLY4
RLY5
NO
NO
NO
NO
NO
HELMER INC
REV B
NC
NC
NC
NC
NC
VIN
COM
SERIAL NUMBER
401143-1
4
3
9
8
7
6
2
1
12
11
5
10
EXTERIOR
ALARM
CONTACTS
COM
NO
NC
(L)
UPPER WATER BOTTLE PROBE
(iI)
L1 TERMINAL STRIP
L2 TERMINAL STRIP
DOOR HEATER
DRIP TRAY HEATER
i.C3 POWER PCB
i.C3 POWER PCB
4
3
9
8
7
6
2
1
12
11
5
10
CHART RECORDER PROBE
TO ACCESS CONSOLE
REAR I/O PANEL
TO ETHERNET ROUTER PORT 2
z
H0
6 ,)
%0
1±(
~
V5
11
z
H0
6 ,)
%0
1±(
~
V0
32
z
H0
5 ,)
%0
1±(
~
V0
32
*230V~ ONLY
INTERIOR LIGHT
TO J16 401275-1
GND - 5
SNUBBER
JUNCTION BOX
FANS
CONDENSING UNIT FAN MOTOR
FROM J9 PIN 1 (401275-1)
TO ACCESS CONTROL LOCK (+)
FROM J13 PIN 2 (401275-1)
TO J13 PIN 1 (401275-1)
i.C3 POWER PCB
TO POWER SUPPLY
TO J6 (401277-1)
POWER ENTRY
MODULE
(B)
(C)
(D)
MAIN POWER SWITCH
(E)
ACX001
AC POWER OUTPUT RECEPTICLE
(I)
GROUND
BAR
401143-1
i.C3 CONTROL PCB
(iA)
(F)
(G)
(H)
(J)
(K)
(M)
(O)
(P)
(Q)
(CB)
POWER CABLE
USB DATA CABLE
(iM)
(iL)
(ECM)
6A