Heater control board
The heater control board connects interface
board 3 to the heaters, temperature sensors and
temperature limiters, and also has terminals for the
power supply.
Plugs and cable connections
Plug Application
X2
X3 to X5
X6, X7
X8
X11
X12
X13
X14
X15
X16
X17
X18
X1
X9
X10
Temperature sensors for controllers 1 to 8
Heaters for controllers 1 to 8
Overtemperature limiters for controllers 1 to 8
Power supply
Protective earth
N, mains zero conductor
L0, mains to power pack
L1, mains to right oven
L2, mains to left oven
Control signal for heater enable
Control signal for heater enable
Protective earth
Cable to interface board 3, top
Cable to low-voltage power supply, controller 9
connects controller 9 to electronic relay 8
Cable to low-voltage power supply, controller 10
connects controller 10 to electronic relay 7
Temperature controllers
No. Application Heater
X3 to X5
Temperature
limiter
X6, X7
Pt100
X2
1
2
3
4
5
6
7
8
Top right oven
Bottom right oven
Top left oven
Bottom left oven
Right detector
Left detector
Right injector
Left injector
Right heated line
Left heated line
27, 28, 29
30, 31, 32
21, 22, 23
24, 25, 26
36, 37, 38
33, 34, 35
48, 49, 50
45, 46, 47
42, 43, 44
39, 41, 40
!
65, 66
63, 64
69, 70
67, 68
59, 60
61, 62
51, 52
53, 54
55, 56
57, 58
5, 6
7, 8
9, 10
11, 12
13, 14
15, 16
17, 18
19, 20
Heater 230 V or 115 V?
Ovens have two double 115-V heater elements, hy-
drogenation reactors and heated gas connections have
two 115-V heater elements.
230-V operation
Pairs of heater elements are connected in series.
The center terminal serves as a looping point.
115-V operation
Pairs of heater elements are connected in parallel.
The center terminal is unused.
Heater control board
Electronic relay controller 7
Temperature
limiter
Heater:
version for
230 V or 115 V
17
X18 X11
X13 12
X14
X15
X1
X2
X3
X4
X5
X6
X7
X8
X9
X10
21
1/11
31
41
71
61
51
80
16
X
F1 F3F2
P N
X2 bottom: 1...10
X2 top: 11...20
230 V
56
55
44
42
43
44
42
43
Control electronics
9KLEMM.CHP, Stand Dezember 22, 1999
13
To Next Page
Loading...
