Options
- Ex-Schutz
Technical Data
Constructional design / case
Housing designs: | material: st. steel mat.-no. 1.4301 (304) degree of protection: IP 65 |
silicon cover plate for trimming potentiometers. Right angle plug as per DIN EN 175301-803-A (DIN 43650, form A) with cable glandM16x1.5 mm, cable diameter 4…10 mm |
|
Process connection | 2 x NPT 1/4 – 18, standard distance 54 mm.Option: compression fitting (Ermeto)Further models upon request |
Measuring system | piezoresistive measuring bridge, protected by integrated stainless-steel diaphragm |
Filling material: | silicone-free synthetic oil |
Material: | diaphragm: st. steel mat.-no. 1.4404 (316L) cell: st. steel mat.-no. 1.4404 (316L) |
Weights: | standard housing: approx. 1030 g |
Storage temperature range: | -25…+80 °C |
Limiting temperature range: | -25…+70 °C |
Rated temperature range: | -10…+70 °C |
Temperature influence: | on zero point: ≤ 0.05 % of meas. span /K on meas. span: ≤ 0.05 % of meas. span /K |
Auxiliary power supply: | standard version: – nominal voltage 24 V DC – function range 2-wire circuitry 14…30 V DC 3-wire circuitry 16…30 V DC – max. permiss. operating voltage 30 V DC |
Ex design: permiss. voltage range of 2-wire circuitry 15…30 V DC |
|
Ex design: permiss. voltage range of 3-wire circuitry 16…30 V DC |
|
Standard measuring ranges: | see order details |
Overload limits one sided and staticexcess pressure both sides: | see order details |
Overload influenc: | ≤ 0.1 % f.s. |
Output signal: | 4…20 mA, 2-wire circuitry, standard. Other signals see order details. |
Current limitation in output signal: | max. output current approx. 30 mA |
Supply voltage influence: | ≤ 0.2 % f.s. / 10 V |
Adjusting range: | zero point and measuring span approx. ± 10 % |
Response time: | ≤ 20 ms |
Linearity error incl. hysteresis: | ≤ 0,5 % v.E. (terminal based) |
Electrical data: | Sum of maximum values in the intrinsically safe circuits: Ui = 30 V Ii = 100 mA Pi = 0.7 W |
Further information see data sheet. | |
Caution: | Make sure that there is equipotential bon-ding along the entire wiring run both inside and outside the explosion hazardous area. |
Switch off device if it is installed in zone 0 and in temperature class T5 and T6 and it fails! | |
Burden: | – current output: 2-wire circuitry standard version Ra= UB – 14 V / 20 mA (KOhm) with explosion protection Ra = UB – 15 V / 20 mA (KOhm) |
– voltage output: a current of 20 mA can be obtained in the case of devices with power output. |
|
Burden influence: | for 500 Ohm burden of change: ≤ 0.1 % f.s. |
EMC-Test: | – noise immunity as per EN 50082, section 2, March 95 issue for industry – emitted interference as per EN 50081, section 1, 1993 issue for residential and industrial areas |