Despatch MIC1422 Controller Manual de usuario descargar pdf (Pagina 17)

FIGURE 2-7A

24V Nominal AC/DC Supply

The supply connection for the 24V AC/DC option of the instrument are as shown below.

Power should be connected via a two pole isolating switch and a 315 mA slow-blow

(anti-surge type T) fuse. With the 24V AC/DC supply option fitted, these terminals will

accept the following supply voltage ranges:

24V (nominal) AC 50/60 Hz - 20 - 50 V

24V (nominal) DC - 22 - 65 V

FIGURE 2-8

Thermocouple (T/C) Input

Make thermocouple connections as illustrated below. Connect the positive

leg of the thermocouple to terminal 2 and the negative leg to terminal 3.

Note: Thermocouple must not be grounded! Damage to the cold junction in the

control will result!

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Despatch MIC1422 Controller Manual de usuario Pagina 17