Yamato Scientific DX402 Constant Temperature Drying Oven - Manual (Page 7)

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11. Wiring diagram
DX302/402/602
Symbol Part name Symbol Part name
MCB Circuit breaker OH
Standalone overheat prevention
device (Thermostat)
H1, H2 Heater TH
Temperature sensor
(K-thermocouple)
T Terminal block CONT Planar board
SSR SSR PIO Display circuit board
X1, X2 Relay