PSW1000.qxp 6/5/2008 3:45 PM Page
1. Product Description
Intended Applications | Dimensions (in mm) |
-The dual pressure switch is a device to monitor system pressure and has up to two switching outputs and one analog output.
-The instruments must only be installed in systems where the maximum pressure Pmax or the maximum temperature Tmax is not exceeded (according to the values on the type label).
-Attention: This device is not designed to be used as the only safety relevant element in pressurized systems according PED 97/23/EC.
PSW1000
2. Starting operations
Only assemble or disassemble the device when depressurized!
Connecting the switch
-Mount the pressure switch from bottom to the fitting with a wrench hex 19 (1/4“) resp. hex 22 with 45 Nm torque.
-Electrical connection depends on the type of pressure switch (see type label) according to the chart below (connection chart plug 2 for interface see page 4).
-When display is adjusted (rotable version only) the unit has to be fixed at the front side with an allen screw and and allen key 1,5 mm (torque = 3 Nm).
Electrical connections plug 1 (standard) and power supply |
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Plug | PG9 with cable | Model with 1 | Model with 2 | Model with 1 | Model with 2 | |
M 12 x 1 | LifYY11Y | switching | switching | switching output | switching outputs | |
4 / 5x0,25mm2 | output | outputs | and 1 analog output | and 1 analog output | ||
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Pin 1 | Brown | 18...32 V DC | 18...32 V DC | 18...32 V DC | 18...32 V DC | |
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Pin 2 | White | - | SP2 0,5 A | analog 4...20 mA/ | analog 4...20 mA/ | |
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| max. | 0...10 V DC | 0...10 V DC | |
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Pin 3 | Blue | 0 V | 0 V | 0 V | 0 V | |
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Pin 4 | Black | SP1 0,5 A | SP1 0,5 A | SP1 0,5 A max. | SP1 0,5 A max. | |
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| max. | max. |
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Pin 5 | Grey | - | - | - | SP2 0,5 A max. | |
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