pressure switch0 pages

"

Pneumatic pressure switch 18D

nnnn

Standard

nnnn

-1 to 30 bar

nnnn

Microswitch with gold plated contacts

nnnn

High number of switching cycles

nnnn

Vibration resistant to 15 g

nnnn

Microswitch approved by UL and CSA

nnnn

Intrinsically safe operation

nnnn

Technical data

nnnn

Medium:

nnnn

For neutral, gaseous and liquid fluids, non-combustible

nnnn

(Special versions for water application)

nnnn

Operation:

nnnn

Diaphragm

nnnn

Port size:

nnnn

G1/4, 1/4 NPT, Flange

nnnn

Operating pressure range:

nnnn

-1 to 30 bar

nnnn

Temperature:

nnnn

Fluid

nnnn

-10* to +80°C (NBR)

nnnn

0* to +80°C (FKM)

nnnn

Ordering example

nnnn

See page 2

nnnn

Ambient

nnnn

-10* to +80°C (NBR)

nnnn

0* to +80°C (FKM)

nnnn

Please contact our technical service for use below +2°C.

nnnn

Temperature at switching element:

nnnn

+80°C

nnnn

Operating viscosity:

nnnn

Up to 1000 mm2/s

nnnn

Repeatability:

nnnn

±3%, for vacuum ±4% of final value

nnnn

(depending on regulating pressure)

nnnn

Switching element:

nnnn

Microswitch with gold plated contacts

nnnn

Degree of protection:

nnnn

IP65 for DIN EN 175301-803

nnnn

IP67 (M12 X 1)

nnnn

Mounting position:

nnnn

Optional

nnnn

Electrical connection:

nnnn

Acc. to DIN EN 175301-803, form A

nnnn

Acc. to I EC 947-5-2 (M12 x 1)

nnnn

Materials:

nnnn

Housing: aluminium or brass

nnnn

Sealing: NBR/FKM

nnnn

	J

nnnn

p-t>-

nnnn

Switching function acc. to

nnnn

DIN EN 175301-803, form A:

nnnn

Microswitch SPDT

nnnn

(Commutator)

nnnn

Terminals 1 - 3:

nnnn

Contacts close on rising

nnnn

pressure

nnnn

Terminals 1 - 2:

nnnn

Contacts open on rising

nnnn

pressure

nnnn

Switching function acc. to

nnnn

IEC 947-5-2, M12 x 1:

nnnn

Microswitch SPDT

nnnn

(Commutator)

nnnn

Terminals 1 - 4:

nnnn

Contacts close on rising

nnnn

pressure

nnnn

Terminals 1 - 2:

nnnn

Contacts open on rising

nnnn

pressure

nnnn

6/06

nnnn

Our policy is one of continued research and development. We therefore reserve the right to amend,

nnnn

without notice, the specifications given in this document.

nnnn

N/UK 5.11.001.01

"