PK 944/947 – Pressostat

Features

  • Rugged aluminium housing
  • Protection IP65
  • Any mounting position possible
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Technical Data

Applications

Shipbuilding, Engine manufacturing, Railways, Machine tools, Hydraulics

Category

Shipbuilding

Dielectric strength

U ≤ 250V: 1.45 kV /
U ≤ 500V: 2 kV
terminal ground

Measuring principle

Piston

Approval / conformity

ABS, BV, CCS, DNV-GL, KRS, LRS, RINA
EN60730-1/ EN60730-2-6: Typ 2.B.H

Vibration

Switch 23/26:
5...25 Hz: ±1.6 mm
25...100 Hz: 4 g

Pressure connections

G1/4" f, G1/2" m

Media temperature

O-Ring NBR: -30°C ... +100°C
O-Ring FKM: -15°C ... +150°C

Shock

50 g / 11 ms

Electrical connections

Screw terminal

Ambient temperature

-20°C ... +70°C

Sensor

1.4435

Protection

IP65

Output signal

1 Floating change-over contact (SPDT)

Measuring range

1 ... 10 to 60 ... 600 bar

PK 944/947 - Pressostat
Product No. Type Code Pressure range Over pressure max. Switching differential Diameter Y Length X
PK40 944 2381 704 4 ... 40 200 1.8 ... 3.4 (fixed) 27 42.5
PK250 944 2385 712 25 ... 250 400 5.2 ... 16 (fixed) 27 42.5
PK10 944 2378 700 1 ... 10 100 0.45 ... 0.9 (fixed) 33 47
PK100 944 2383 708 10 ... 100 200 3.2 ... 7.5 (fixed) 27 42.5