Table of contents Operating instructions – SILAS control unit
Subject to technical changes
4 / 48 A1-3741-7D0001 / Rev-G-04-2024 / ESS-294266
4.2 Mounting of the SILAS control unit – External mounting ..............................................................16
4.3 Mounting of the SILAS control unit – Internal mounting ...............................................................16
4.4 Mounting of the atmosphere measuring point .............................................................................17
4.4.1 Internal Mounting Kit, Type 05-0091-0275 ...................................................................................18
4.4.2 Internal Mounting Kit, Type 05-0091-0275 ...................................................................................18
4.5 Mounting the pressure monitor ....................................................................................................19
4.6 Purging gas supply .......................................................................................................................19
4.6.1 Version G1/4″, gas ........................................................................................................................20
4.6.2 Version G1/2″, gas ........................................................................................................................21
4.6.3 Version G1/4″, dust .......................................................................................................................23
5 Electrical connections ..................................................................................................................24
5.1 Wiring instructions .......................................................................................................................24
5.1.1 Inserting and fitting of connection cables ....................................................................................25
5.1.2 Wiring ...........................................................................................................................................25
5.2 Valve fuse ....................................................................................................................................25
6 Operation .....................................................................................................................................26
6.1 Setting the parameters ................................................................................................................26
6.2 “ON/OFF” rotary switch ...............................................................................................................26
6.3 “Parameter” rotary switch ...........................................................................................................26
6.4 “+”, “-” and “SET” pushbuttons ...................................................................................................26
6.5 Bypass operation .........................................................................................................................27
7 Commissioning .............................................................................................................................28
7.1 General settings for the commissioning process ..........................................................................28
7.1.1 Purging function ...........................................................................................................................28
7.1.2 Relay K3 .......................................................................................................................................28
7.1.3 Adjusting the leakage air needle valve ..........................................................................................29
7.2 Commissioning the SILAS control unit [Gc] ..................................................................................30
7.2.1 Determination of the operating pressure ......................................................................................30
7.2.2 Determination of the purging pressure p3 ....................................................................................31
7.2.3 Calculating the purging time ........................................................................................................31
7.2.4 Checking the pre-purge phase .....................................................................................................32
7.2.5 Verifying the operating phase .......................................................................................................32
7.3 Commissioning the SILAS control unit [Dc] ..................................................................................33
7.3.1 Determination of the operating pressure ......................................................................................33
7.3.2 Verifying the operating phase .......................................................................................................33
8 Operation .....................................................................................................................................34
8.1 Operating phases of the SILAS control unit [Gc] ...........................................................................34
8.1.1 Flow diagram................................................................................................................................34
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