PSW2000.qxp 6/12/2008 10:37 AM Page
1. Product Description
Dimensions (in mm)
PSW3000
Intended Applications
-The dual pressure switch monitors system pressures and has up to two switching outputs and one analog output.
-According to DESINA standard
-The instruments must only be installed in systems where the maximum pressure Pmax 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/RC
2. Starting operations
Only install or uninstall the device when depressurized!
-Mount the pressure switch from bottom to the fitting with a wrench hex 36 (1/4 ) resp. 19 with 45 Nm torque.
-Electrical connection depends on the type of pressure switch (see type label) according to the chart below.
Electrical connections
Plug | Model with 1 | Model with 2 | Model with 1 switching |
M 12 x 1, | switching output | switching outputs | output and 1 analog output |
| (DESINA) |
| |
|
|
|
|
Pin 1 | (15...32 V DC) | (15...32 V DC) | (15...32 V DC) |
Pin 2 | - | SP2 (0,5 A max.) | analog |
Pin 3 | 0 V | 0 V | 0 V |
Pin 4 | SP1 (0,5 A max.) | SP1 (0,5 A max.) | SP1 (0,5 A max.) |
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