Gardner Denver Reavell 5236, Руководство по эксплуатации и техническому обслуживанию

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Page 2 of 3 WIKA data sheet PV 34.82 ∙ 06/2017
Setting ranges, max. working pressure, measuring principle, hysteresis
Switch contacts
High-quality snap-action switch, self-cleaning
Switching function
Selectable: Normally open, normally closed, change-over
contact
Electrical rating
Current
utilization
1)
Voltage Cur-
rent
Angular
connector
M 12 x 1,
cable
All
Resistive load
AC-12, DC 12
AC 250 V AC 48 V DC 24 V 4 A
Inductive load
AC-14, DC 14
AC 250 V AC 48 V DC 24 V 2 A
1) per DIN EN 60947-1
Electrical connection
Angular connector DIN 175301-803 A
Switching frequency
max. 100/min
Service life
> 2 x 10 6 switching cycles
Ingress protection
IP65 (IP67 with electrical connection M12 x 1
2)
or cable)
2) The stated ingress protection (per IEC/EN 60529) only applies when plugged in using
mating connectors that have the appropriate ingress protection.
Standard version
Case
Steel, galvanised
Reproducibility
±2 % of full scale value
Permissible temperature
Ambient: -20 … +80 °C
Medium: -20 … +80 °C
Process connection
Steel, galvanised
G 1/8, G 1/4, 1/8 NPT, 1/4 NPT, R 1/8 or M10 x 1
Measuring element
Diaphragm or piston with compression spring
Sealing
Diaphragm: NBR or EPDM
Piston: PTFE (dynamic) and NBR, EPDM or Viton ® (static)
Viton ® fluoroelastomer is a registered trademark of DuPont Performance Elastomers.
Setting
range
in bar
Max. working
pressure
in bar
Measuring
principle
Hysteresis
0,2 ... 2 60 Diaphragm
0,5 ... 8
1 ... 16
10 ... 30 350 Piston
10 ... 80
10 ... 160
20 ... 250
30 ... 320
40 ... 400 420
Example:
With a switch point
of 100 bar, a switch-
back difference
(hysteresis) of a
minimum 18 bar to a
maximum of 28 bar
can be set.
Example:
With a switch point
of 4 bar, a switch-
back difference
(hysteresis) of a
minimum 0.5 bar
to a maximum of
1.5 bar can be set.
Switch point in bar
Hy
ster
esis in bar
Hy
ster
esis in bar
Switch point in bar
GARDNER DENVER APP457