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Thermocouple and Terminal Layout
Thermocou
ple
K3
A-
A+
10
11
+
-
X1
1
2
3
4
L3
PE
L2
L1
4
2
PE
PE
11
X2
13
14
15
8
7
6
5
4
3
2
1
Connect Main
Power supply
Connect
Hydraulic
Switch
Connect
Overheat
Protector
Connect
Solenoid Valve
T
echnical requirement: 1. Directly introduce positive (+) and negative
(-) poles of thermocouple to thermocouple
input end in temperature controller instead
of going through terminal strip.
2. Directly introduce electric heater and pumping
to output end of contactor instead of going
through terminal strip.
Structure characteristics and working principle
Summary of Contents for STM-W
Page 1: ...Water Heaters STM W Operation Instruction Model STM 910W ...
Page 2: ......
Page 18: ...2 3 STM 304W Series Assembly Drawing Structure characteristics and working principle ...
Page 20: ...2 5 STM 607W 607WR 607W DAssembly Drawing Structure characteristics and working principle ...
Page 23: ...2 7 STM 910W 910WR 910W D Assembly Drawing Structure characteristics and working principle ...
Page 67: ...Electrical Components Layout Structure characteristics and working principle ...
Page 93: ...Electrical Components Layout Structure characteristics and working principle ...