THERMOSALD ISC – MAINTENANCE & OPERATIONS MANUAL Rev. 2010 / 03
(Includes all previous models)
Manuale cod.: 3ES080x_V5.1_MU_EN Page Nr. 7 Tot. Nr . 47
2 WIRING DIAGRAM AND DIMENSIONS
2.1 LIST OF CHANGE-OVER SIGNALS
CN1 POWER TERMINAL BLOCK (SWITCH ON SECONDARY)
PIN1 ALTERNATING CURRENT SUPPLY (4 - 10 sq.mm)
PIN2 ALTERNATING CURRENT SUPPLY (4 - 10 sq.mm)
PIN3 BAND - (4 - 10 sq.mm)
PIN4 BAND + (4 - 10 sq.mm)
NOTE 1: Power supply and control circuit supply with the same phase
NOTE 2: Twist power cable
CN1 POWER TERMINAL BLOCK (SWITCH ON PRIMARY)
PIN1 ALTERNATING CURRENT SUPPLY (230Vac) (4 - 10 sq.mm)
PIN2 (4 - 10 sq.mm)
PIN3 CONNECT TO 0 VOLTS ON THE SECONDARY OF THE POWER TRANSFORMER (4 - 10
sq.mm)
TO CONTROL LEAKAGE CURRENT TO GROUND
PIN4 ALTERNATING CURRENT SUPPLY (230Vac) (4 - 10 sq.mm)
NOTE 1: Power supply and control circuit supply with the same phase
NOTE 2: Twist power cable
CN2 CONTROL CIRCUIT SUPPLY TERMINAL BLOCK
PIN 1 400 Vac ( 0.1A absorption, max) (1sq.mm)
PIN 2 230 Vac ( 0.1A absorption, max) (1sq.mm)
PIN 3 0 Vac ( 0.1A absorption, max) (1sq.mm)
NOTE 1: Power supply and control circuit supply with the same phase
CN3 CONTROLS TERMINAL BLOCK
PIN1 COMMON 0 V PLC (24V DC) (1 sq.mm)
PIN2 IN PRE-HEAT SIGNAL FROM PLC, 24V DC (0V DC) ( 12 mA absorption, max) (1
sq.mm)
PIN3 IN SEALING SIGNAL FROM PLC, 24V DC (0V DC) ( 12 mA absorption, max) (1 sq.mm)
PIN4 IN RESET SIGNAL FROM PLC, 24V DC (0V DC) ( 12 mA absorption, max) (1 sq.mm)
PIN5 IN CALIBRATING SIGNAL FROM PLC, 24V DC (0V DC) ( 12 mA absorption, max) (1
sq.mm)
PIN6 OUT SEALING FAULT (CONTACT N.C.) cosΦ = 1 250V 8A (1 sq.mm)
PIN7 OUT SEALING FAULT (CONTACT N.C.) cosΦ = 0.4 250V 5A (1 sq.mm)
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