POSIWIRE® WS12EX Analog Output, Dust Explosion-Proof Sensor for hostile environments • • • • • Specifications Protection class IP67 Measurement range 0 ... 100 mm to 0 ... 3000 mm Analog output Dust ex-proof, category 3, zone 22 II 3D Ex tD A22 IP67 T80°C Outputs Resolution Linearity Sensing device Material Connection Weight Temperature Environmental Explosion-proof EMC Protection class of housing Shock Vibration Potentiometer 1 kΩ Voltage 0 ... 10 V Current 4 ... 20 mA, 2 or 3 wire Essentially infinite Up to ±0.05% f.s. Precision potentiometer Aluminum and stainless steel; cable: stainless steel Cable output, standard length 2 m ≤1500 mm: approx. 1 kg; ≥2000 mm: approx. 1.5 kg -20 to +40 °C EN 61241-0:2007; EN 61241-1:2005 EN 61326:2006 EN 60529:2000, IP67 EN 60068-2-27:1993, 50 g 11 ms, 100 shocks EN 60068-2-6:1995, 20 g, 10 Hz - 2 kHz, 10 cycles Order code WS12EX WS12EX Model name Measurement range (in mm) 100 / 125 / 500 / 1000 / 1250 / 1500 / 2000 / 2500 / 3000 Output R1K = Potentiometer 1 kΩ = 0 ... 10 V signal conditioner 10V 420A = 4 ... 20 mA signal conditioner, 2 wire 420T = 4 ... 20 mA signal conditioner, 3 wire Linearity L10 = ±0.10 % option: L05 = ±0.05 % Cable fixing M4 = M4 cable fixing SB0 = Cable clip Connection KAB2M = Cable output, standard length 2 m L25 = ±0.25 % Order example: WS12EX - 2500 - 420A - L10 - M4 - KAB2M 44 CAT-WS-E-09 www.asm-sensor.com ASM GmbH 1.0.0 POSIWIRE® WS12EX Analog Output, Dust Explosion-Proof Range Max. pull-out force Min. pull-in force [mm] [N] [N] 100 125 500 1000 1250 1500 2000 2500 3000 5.2 4.6 5.9 5.5 4.8 10.4 8.1 6.7 6.2 2.8 2.5 2.6 2.4 2.1 6.4 5.0 4.0 3.0 Option SB0 13,3 [.522] F*±3 [F*±.118] D C Ø68 [2.677] 4x M5-10 [.394] tief/deep F±2 [F±.078] Ø13 [.512] E M4 19,7 [.776] Outline drawing 14 [.551] Cable forces, typical at 20 °C C 13,4 [.526] D E 27,9 [1.096] Anschlußfor für Potentialausgleich / Connection potential equalization B connection for equipotentional bonding 10,2 [.400] A 13,4 [.526] Dimensions in mm [inch] Dimensions informative only. For guaranteed dimensions consult factory. 23,5 [.925] 38 [1.496] Dimensions in mm Range A B C D E F F* 100; 500; 1000 18.3 137 14 43 71 141 154 125; 1250 14.5 137 14 43 71 141 154 1500 10.7 152 14 43 71 141 154 2000 21.5 152 15 79 109 179 192 2500 13.3 152 15 79 109 179 192 3000 9.2 152 15 79 109 179 192 ASM GmbH www.asm-sensor.com CAT-WS-E-09 45 1.0.0 POSIWIRE® R1K and 10V Analog Output Voltage divider R1K Potentiometer Excitation voltage Potentiometer impedance Thermal coefficient Sensitivity 32 V DC max. at 1 kΩ (max. power 1 W) 1 kΩ ±10 % ±25 x 10-6 / °C f.s. Depends on the measuring range, individual sensitivity of the sensor is specified on the label Approx. 3 % ... 97 % -20 ... +85 °C Voltage divider utilization range Operating temperature Output signals +Vin The metal wiper of the potentiometer must be protected against current load! +Vout Electrical current flow impact on the wiper causes linearity errors and shortens the lifetime of the potentiometer. More information: http://www.asm-sensor.com/asm/pdf/pro/ws_poti_technote_en.pdf GND Signal conditioner 10V and 10V5 Voltage output Excitation voltage Excitation current Output voltage Output current Output load Stability (temperature) Protection Output noise Operating temperature EMC 18 ... 27 V DC non stabilized 20 mA max. 10V: 0 ... 10 V DC; 10V5: 0.5 ... 10 V DC 2 mA max. > 5 kΩ ±50 x 10-6 / °C f.s. Reverse polarity, short circuit 0.5 mVRMS -20 ... +85 °C According EN 61326:2006 Output signals Excitation + 10V Excitation GND Signal + 0 ...10 V Signal GND Signal wiring Signal name R1K +Vin GND +Vout 10V Excitation + + Excitation GND Signal + Signal GND Cable color Connector pin no. White Brown Green Yellow 1 2 3 4 Connection View to sensor connector CONN-M12-8F 58 CAT-WS-E-09 www.asm-sensor.com ASM GmbH 1.0.0 POSIWIRE® 420A and 420T Analog Output Signal conditioner 420A Current output (2 wire) Excitation voltage 12 ... 27 V DC non stabilized, measured at the sensor terminals 35 mA max. 4 ... 20 mA equivalent for 0 ... 100 % range ±100 x 10-6 / °C f.s. Reversed polarity, short circuit 0.5 mVRMS -20 ... +85 °C According to EN 61326:2006 Excitation current Output current Stability (temperature) Protection Output noise Operating temperature EMC Output signals Signal + 420A 4 ...20 mA Signal conditioner 420T Current output (3 wire) Signal – Excitation voltage Excitation current Load resistor Output current Stability (temperature) Protection Output noise Operating temperature EMC 18 ... 27 V DC non stabilized 40 mA max. 350 Ω max. 4 ... 20 mA equivalent for 0 ... 100 % range ±50 x 10-6 / °C f.s. Reverse polarity, short circuit 0.5 mVRMS -20 ... +85 °C According to EN 61326:2006 Output signals Excitation + 420T Signal + 4 ...20 mA Excitation GND Signal wiring Signal name 420A Signal + Signal – 420T Excitation + Excitation GND Signal + Cable color Connector pin no. White Brown Green 1 2 3 Connection View to sensor connector CONN-M12-8F ASM GmbH www.asm-sensor.com CAT-WS-E-09 59 1.0.0