Sigma C4 User Manual download pdf (Page 44)

C4 Manual Rev 7.5.2

5.4 Compressor Control (mechanically refrigerated unit control only)

The compressor of a system employing mechanical refrigeration can be manually

toggled at any time during local mode controlling operation by pressing the

<REFER> button. The REFER LED on the front panel indicates the state of the

refrigeration compressor control port. The port is shut off when controlling action

is stopped by pressing the <START/STOP> button and restarted if

<START/STOP> is pressed again before the rotary switch is moved to a mode

other than Local or Off.

The controller can be configured to not respond to front panel <REFER>

(compressor) ON/OFF commands. See SETUP mode, Section 8 - setup parameter

F13.

1 2 ... 39 40 41 42 43 44 45 46 47 48 49 ... 119 120

No comments

Sigma C4 User Manual Page 44