Electronic pressure switch for
pressure control in explosion-proof areas with internal stainless steel
industrial diaphragm, digital display, 2 solid state contacts accord. to Namur DIN 19234 and 1 analog output, linearity error 0.5 % f. s.
Features
Intrinsically safe accord. to ATEX, alphanumeric 4-digit
Industrial lcd display, microprocessor controlled, self monitoring with error display, all parameters are configured by keypad, adjustable keypad lock, various access levels, rugged stainless steel construction
Measuring ranges
0...1 bar 0...10 bar, absolute pressure
-1... 0 bar; 0...0.2 bar to 0... 600 bar; relative pressure
Applications
Gas compressors, process / chemical technology
test bed and apparatus engineering,
injection moulding machines Item designation
Technical Data
-20 °C... +80 °C Sensor element: Piezoresistive silicon measuring cell Max. ambient temperature
Operating elements: 3 easy-response pushbuttons Power supply: Power consumption: Transistor switching outputs: 18... 28 V DC, intrinsically safe acc. to ATEX approx. 40 mA at Ub = 24 V DC System of protection: Materials: IP65 plug Wetted parts:
Electronics housing:
Seals:Stainless steel, mat. no. 1.4301Stainless steel, mat. no. 1.4571
FKM (standard), EPDM Analog output: Protection class: --- On-status display: Current output:
Load:Load influence:Adjustment range:4...20 mAmax. RI = (Ub-12 V) / 20 mA
RI = 600 Ohm at Ub = 24 V DC
0.3 % / 100 Ohm
25 %... 100 % f. s. Switching function:Adjustment range:Switching frequency:
Delay:Status display:acc. to Namur DIN 19234Normally open / normally closed, standard / window mode and diagnosis function adjustable
0 %... 125 % f. s.
max. 100 Hz 0.0... 9.9 s adjustable
on LCD display Process connection: G1/4 M Display rate:Delay:
Error display:4-digit LCD display, digit height 10 mm
5 / s
0.0 s ... 9.9 s adjustable
on LCD display Dimensions: 32 x 163 mm Weight: approx. 250 g Measuring ranges [bar]:Proof pressure [bar]: 10501002004001575150300600 Linearity error: ±0.5 % v. f. s. at 25 °C A/D
industrial converter: Resolution:Scanning rate:12 bit (4096 steps per measuring span)
100 / s (for peak value memory)
Electrical connection: Plug M12 x 1; 4-pin, female / male thread Temperature influence: ±0.2 % f. s. /10K (20 °C) Compensation range: -10 °C... +70 °C
Specifications are subject to changes without notice.Index: A Repeatability: ±0.1 % v. f. s. II 1 / 2 G EEx ia IIC T4category 1, 2 Temperature range: Medium:
Operating range:
Storage:0 °C... +60 °C0 °C... +60 °C
-10 °C... +65 °C Certificate no.: TÜV 02 ATEX 1879X
22
Barksdale