Alfa Laval SRC - Technical Data; Valve and Actuator Specifications

21
Data - valve/actuator
Max. product pressure ............................................... 1000 kPa (10 bar)
Min. product pressure ................................................ Full vacuum
Temperature range .................................................... -10
o
C to + 100
o
C (with standard EPDM seal)
-10°C to + 140°C (with special EPDM seal -
see spare part)
Air pressure, actuator
- Sizes 25-101.6 mm /DN25-100 ............................. 500 to 700 kPa (5 to 7 bar)
- Sizes DN125-150 .................................................. 600 to 800 kPa (6 to 8 bar)
Materials - valve/actuator
Product wetted steel parts ......................................... AISI 316L
Finish ......................................................................... Semi bright
Other steel parts ........................................................ AISI 304
Plug stem
- Sizes 25-101.6 mm/DN25-100 .............................. AISI 316L with hard chrome plated stem surface
- Sizes DN125-150 .................................................. AISI 316L
Product wetted seals ................................................. EPDM (standard)
Other seals ................................................................ Nitrile (NBR)
Alternative product wetted seals ................................ Nitrile (NBR) and Fluorinated rubber (FPM)
Data - Micro switch (optional extra)
Type .......................................................................... NO
Signal output .............................................................. On/off, digital
Supply voltage ........................................................... 24-55 VDC/VAC
Supply current ........................................................... Min. 100 mA
Max. 1A
NOTE! As the unit is not earthed, it should not be used for voltages exceeding 55V.
Data - Inductive proximity switch, red coloured (optional extra)
Signal output.............................................................. Analog
Supply voltage ........................................................... 5-24 VDC
Max. current .............................................................. 10 mA
Output, activated, damped ......................................... < 1 mA
Output, unactivated, undamped ................................. > 4 mA
NOTE! Inductive proximity switch (5-24 VDC) analog signal:
The output current changes depending on voltage supply and resistor RL.
It is important to observe the technical data during
installation, operation and maintenance.
Inform the personnel about the technical data.
NO = Normally open.
NC = Normally closed.
1. Technical data
Technical data