Legend Of Electrical Wiring Diagram; Power Rating; Sensor Resistance Readings - Buderus Logamax plus GB162-80 kW Service Instructions Manual

section 132 Legend of electrical wiring diagram
1: 81-pole connector (AC 0, 10, 24 and 230 V)
2: 16-pole connector (AC 120 V)
3: Connection for pump in connection kit (accessory)
4: Fan
5: Gas valve
6: Transformer
7: Glow ignitor
8: Earth
9: Ionization
10: Pressure sensor
11: Return sensor
12: Safety-temperature sensor
13: Supply sensor
14: Flue gas sensor
15: Fuse (5 amp. FAST, sand filled)
16: BUS function modules
17: Connector for BC10 Basic Controller
18: Room controller RC and EMS bus
19: Outdoor temperature sensor
20: On/off temperature controller (potential free)
21: DHW sensor
22: External switch contact (potential free, e.g. floor heating)
23: External three-way valve
24: Boiler pump (120 VAC, max. 100 W)
25: DHW pump (pump 120 VAC, max. 100 W)
26: DHW re-circulation pump (pump 120 VAC, max. 100 W)
27: Main power connection 120 V 60 Hz,
max. permissible 5 A
28: Mains switch
29: 120 VAC function module
30: Ground
Logamax plus GB162-80 kW/100 kW - Subject to modifications resulting from technical improvements!
section 133 Power rating
Display indication
on the control panel
[%]
Logamax plus
GB162-80 kW
L20
L25
L30
L35
L40
L45
L50
L55
L60
L65
L70
L75
L80
L85
L90
L95
L--
section 134 Sensor resistance readings
Temperature Resistance
Ω
in °F in
32 29,490
41 23,462
50 18,787
59 15,136
68 12,268
77 10,000
86 8,197
95 6,754
104 5,594
113 4,656
122 3,893
131 3,271
140 2,760
149 2,339
158 1,990
167 1,700
Appendix
Power rating at 104/86 °F
[kW]
Logamax plus
GB162-100 kW
– 20.0
20.0 25.0
24.3 29.9
28.6 34.9
32.9 39.9
37.2 44.8
41.5 49.8
45.8 54.8
50.1 59.8
54.4 64.7
58.7 69.7
63.0 74.7
67.3 79.6
71.6 84.6
75.9 89.6
80.2 94.5
84.5 99.5
Temperature Resistance
Ω
in °F in
176 1,458
185 1,255
194 1,084
203 940
212 817
221 714
230 626
239 550
248 484
257 428
266 379
275 337
284 300
293 268
302 239
8
93