─
9
─
Power supply voltage: 220 V AC, 230 V AC, 240 V AC
(Between TAB20 and TAB21, and between TAB22 and TAB23)
2
Filter circuit board (JT-30F8)
Clock frequency 8 MHz
(IC20 14P)
Reset input 5 V
(IC20 11P)
5 V
(CN18 1P)
15 V
(CN8 2P)
0 V
(CN8 7P)
3
Control circuit board
(JT-30M8A [JT-SB216JSH2-W-NE] /JT-30M8 [JT-SB216JSH2-H/S-NE] /JT-30M9A [JT-SB216KSN2-W-NE])
Circuit thermostat characteristics
(IC20 5P)
Temperature Resistance IC20 5P Voltage
20°C
59.3 k
Ω
3.44 V
30°C
37.6 k
Ω
2.91 V
40°C
24.5 k
Ω
2.38 V
