General specifications | |
---|---|
Switching function | 2 x normally closed (NC) |
Output type | NAMUR |
Rated operating distance | 3 mm |
Installation | flush mountable |
Assured operating distance | 0 ... 2.4 mm For assured operating distance sar see Manual Functional Safety. |
Actual operating distance | 2.7 ... 3.3 mm typ. |
Actuating element | Stainless steel 1.4305 / AISI 303 8.5 mm x 8.5 mm x 0.5 mm |
Reduction factor rAl | 0.4 |
Reduction factor rCu | 0.4 |
Reduction factor r304 | 0.7 |
Reduction factor rSt37 | 1 |
Reduction factor rBrass | 0.5 |
Output type | 2-wire |
Nominal ratings | |
Nominal voltage | 8 V |
Switching frequency | 0 ... 3 kHz |
Hysteresis | typ. 5 % |
Short-circuit protection | yes |
Suitable for 2:1 technology | yes , Reverse polarity protection diode not required |
Current consumption | |
Time delay before availability | ? 1.1 ms |
Switching state indicator | LED, yellow |
Valve status indicator | LED, yellow |
Functional safety related parameters | |
Safety Integrity Level (SIL) | SIL 2 |
MTTFd | 1730 a |
Mission Time (TM) | 20 a |
Diagnostic Coverage (DC) | 0 % |
Valve circuit | |
Voltage | max. 32 V DC |
Current | max. 240 mA |
Short-circuit protection | no |
Reverse polarity protection | yes, with reversed output LED is out of function, therfore more power for solenoid valve |
Compliance with standards and directives | |
Standard conformity | |
Approvals and certificates | |
UL approval | cULus Listed, General Purpose, Class 2 Power Source |
CCC approval | CCC approval / marking not required for products rated ?36 V |
Ambient conditions | |
Ambient temperature | -40 ... 100 °C (-40 ... 212 °F) |
Storage temperature | -40 ... 100 °C (-40 ... 212 °F) |
Mechanical specifications | |
Connection (system side) | Screw terminals, tightening torque min. 0.5 Nm Stripped length 7 mm , M20 x 1.5 |
Core cross-section (system side) | rigid: 0.14 ... 2.5 mm2 flexible: 0.14 ... 1.5 mm2 flexible with core-end sleeve: 0.25 ... 1.5 mm2 |
Connection (valve side) | like connection (system side) |
Core cross-section (valve side) | like core cross section (system side) |
Housing material | rugged, translucent polycarbonate (PC) optimised for outdoor use |
Housing base | PC |
Degree of protection | IP66 / IP68 / IP69 |
Tightening torque, housing screws | ? 2 Nm |
Tightening torque, cable gland | M20 x 1.5 ; max. 4 Nm |
Tightening torque, stopping plug | 1 Nm |
Note | LED switch-off |
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