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EN
WIKA operating instructions DELTA-plus, DELTA-comb and DELTA-switch
9
14093265.04 04/2016 EN/DE
3. Specifications
Specifications
DELTA-switch model DPS40
Case diameter
100 mm
Differential pressure
measuring ranges
0 ... 0.25 to 0 ... 10 bar
Max. working
pressure (stat.)
25 bar
Overpressure safety
Either side max. 25 bar
Permissible
temperature
Ambient: -10 ... +70 °C, medium: -10 ... +90 °C
Storage: -40 ... +70 °C
Ingress protection
IP65 per EN/IEC 60529
Media chamber
(wetted)
Aluminium, EN AC–Al Si9Cu3(Fe), black lacquered
Process connections
(wetted)
2 x G 1/4 female, lower mount (LM), in-line, centre distance
26 mm
Pressure elements
(wetted)
Differential pressure: Compression springs from stainless steel
1.4310 and separating diaphragm from FPM/FKM (option: NBR)
Transmission parts
(wetted)
Stainless steel 1.4301, 1.4305, 1.4310, FPM/FKM
(option: NBR)
Sealings (wetted)
FPM/FKM (option: NBR)
Case
Aluminium, EN AC–Al Si9Cu3(Fe), black lacquered
Window
Plastic, with plug screw for switch point adjustment
Weight
approx. 1.4 kg
Specifications
DELTA-plus model DPG40 and DELTA-comb
model DPGS40
Dial
Differential and working pressure indication: White dial, black
lettering
Pointer
Differential and working pressure indication: Blue pointer
Zero adjustment for
differential pressure
indication
Via screw in the dial
Case
Aluminium, EN AC–Al Si9Cu3(Fe), black lacquered
Window
Plastic, plug screw for zero point adjustment; plug screw(s) for
switch point setting for model DPGS40
Weight
approx. 1.3 kg