amiad Omega 13.5K, Installation & Operation Manual

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OMEGA F ilt ers – Ins tal lati on & Oper atio n Manu al Pag e 2 of 8
Control Philosophy
Control Concept – Single Filter
a. Control Concept – Single Filter
This section describes the basic principles of the Omega Filter's control system. This information is
applicable for both; control panels provided by Amiad or for panels provided by others.
Electrical Components and Instrumentations
•
0.55, 0.75, or 1.2KW, 3 Phase motor (Two rotation directions)
•
2 X NC Proximity Switches or mechanical limit switches
•
3-way NC Solenoid - Operating Pneumatic Actuated Butterfly Valve with or without limit switches.
(Motorized valve is optional)
•
One of the below instrumentation options:
a. PDT 4-20 mA pressure differential transmitter
b. 2 x PT 4-20 mA pressure transmitters (inlet / outlet)
c. PDS pressure differential switch
PLC I/O Basic List
Digital Inputs: Function Comments
01 Test Local start of flush cycle Push-Button or command from HMI
02 START Remote start flush cycle Signal from remote supervision system
03 RESET Stop flush cycle and clear faults / alarms
Push-Button (Remote signal is not
recommended )
04 PAUSE Flushing prevention Signal from remote supervision system
05 PDS N.O. Pressure Differential Switch Option c
06 TLS 1 Top Limit Switch (N.C.) Mechanical or Proximity Switch
07 BLS 1 Bottom Limit Switch (N.C) Mechanical or Proximity Switch
08 O.L. 1 Overload Motor Protector Fault or run indication from motor starte
10 ZSO Valve Position Limit Switch - OPEN Option - Mechanical or Proximity Switch
11 ZSC Valve Position Limit Switch - CLOSE Option - Mechanical or Proximity Switch
Digital Outputs:
01 CON Cycle On (Flushing in process) Lamp and/or free potential signal
02 SOK No Fault (System OK) Lamp and/or free potential signal
03 F Fault Lamp Blinking when Alarm; On in Fault Mode
04 XV1 Solenoid Valve Motorized actuator as an option
05 CU1 Motor Starter Up (CCW) Contactor
06 CD1 Motor Starter Down (CW) Contactor
Analog Inputs:
01 DPT Differential Pressure 4-20 mA Option a
02 PT1 Inlet Pressure 4-20 mA Option b
03 PT2 Outlet Pressure 4-20 mA Option b
Analog Outputs:
01 DP Value (Optional) Analog signal to remote supervision sys