Nominal size, Laval nozzle | 0,45 mm | ||
Silencer design | Open | ||
Ejector characteristic | High suction rate Standard | ||
Design | T-shape | ||
Measured variable | Relative pressure | ||
Measurement method | Relative | ||
Switching function | Threshold value comparator Threshold value with fixed hysteresis | ||
Reverse polarity protection | For all electrical connections | ||
Setting options | Teach-in | ||
Setting range threshold value | -1 bar ... 0 bar | ||
Operating pressure | 1 bar ... 8 bar | ||
Max. suction flow rate against atmosphere | 13,6 l/min | ||
Switch-on time | ≤ 4 ms | ||
Inductive protective circuit | Adapted to MZ, MY, ME coils | ||
Off-state current | ≤ 0,3 mA | ||
Switching output | PNP | ||
Overload protection | Available | ||
KC mark | KC-EMV | ||
Operating medium | Compressed air to ISO 8573-1:2010 [7:4:4] | ||
Corrosion resistance class CRC | 1 - Low corrosion stress | ||
Recommended cleaning/purification | Soapy water | ||
Degree of protection | IP40 | ||
Max. tightening torque | 0,6 Nm | ||
Product weight | 33 g | ||
Hysteresis in ± %FS | 2 %FS | ||
Temperature cooefficient of switching point | 0,05 %/K | ||
Type of mounting | With through-hole | ||
Pneumatic connection, port 3 | Open silencer | ||
Material seals | NBR | ||
Material housing | POM-reinforced | ||
Material silencer | PE | ||
Material transmitter nozzle | Wrought aluminium alloy | ||
Material fitting | Brass Nickel-plated |
Grid dimension | 16 mm | ||
Mounting position | optional | ||
Integrated function | Open silencer Vacuum switch | ||
Short circuit current rating | Pulsed | ||
Measuring principle | Piezoresistive | ||
Switching element function | N/O contact | ||
Symbol | 991.917 | ||
Display type | LED | ||
Switching status indication | LED | ||
Operating pressure for max. suction flow rate | 5 bar | ||
Nominal operating pressure | 6 bar | ||
Switch-off time | ≤ 4 ms | ||
Operational voltage range DC | 15 V ... 30 V | ||
Max. output current | 100 mA | ||
Residual ripple | 10 % | ||
Voltage drop | ≤ 1,5 V | ||
Approval | RCM trademark | ||
CE mark (see declaration of conformity) | To EU EMC Directive | ||
Note on operating and pilot medium | Lubricated operation not possible | ||
Media temperature | 0 °C ... 60 °C | ||
Sound pressure level at nominal operating pressure | 54 dB(A) | ||
Ambient temperature | 0 °C ... 50 °C | ||
Pressure measuring range | -1 bar ... 0 bar | ||
Accuracy in ± % FS | 1,5 %FS | ||
Long-term drift | ± 0.5% FS max. | ||
Electrical connection | 3-pin M8 | ||
Pneumatic connection, port 1 | QS-6 | ||
Vacuum connection | QS-6 | ||
Material receiver nozzle | POM | ||
Material fibre-optic | PC | ||
Material connector housing | Brass PA Chrome-plated and nickel-plated | ||
Material keypad | POM |