Hanyoung Mx7 Temperature Controller 12v (Button Not Working)

Hanyoung Mx7 Temperature Controller 12v (Button Not Working)
Hanyoung Nux
Mx7
Temperature Controller
Model: Mx7_fkmnnn
Range: Multi
Multi Input Temp. Controller
Power: 100-240v~
50/60hz 12va
Contact Out: 5a N.o.
3a N.c. 250v A.c. Resistive
Current Out: 4-20ma D.c.
Solidstate Out: 12v D.c.
Al-1 Out: 5a N.o.
3a N.c. 250v A.c. Resistive
Al-2/lba Out: 0.5a 250v A.c. Resistive
Made In Korea
Weight : 250 Gm
Ref No : 70144