PST4B 9B4 – Picostat Pressure Switch

The 9B4 of the Picostat series is based on our long lasting experience in the shipbuilding and railway sector. This further improved version offers high vibration resistance within a compact body and is suitable for a wide temperature range.

Features

  • Improved vibration resistance
  • Compact design
  • Rugged housing
  • Protection IP65
  • Any mounting position possible
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Technical Data

Applications

Shipbuilding, Engine manufacturing, Railways, Machine tools

Category

Engine manufacturing

Dielectric strength

>1.5 kV AC/60 s terminal ground
>500 VAC/60 s via open contacts

Measuring principle

Bellow

Approval / conformity

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

Vibration

Switch: IEC/EN 60068-2-6
10...59 Hz: ±0.75 mm Ampl.
59...500 Hz: 5 g

Pressure connections

G1/8" f, G1/4" f, M10x1.0 f, G1/4" m

Media temperature

Standard: –25°C ... +125°C
with sensor 789/790/791: –40°C ... +125°C

Shock

50 g / 3 ms

Electrical connections

EN175301-803-A (DIN43650-A)

Ambient temperature

Standard: –25°C ... +85°C
with sensor 789/790/791: –40°C ... +85°C

Sensor

See ordering information

Protection

IP65

Output signal

1 Floating change-over contact (SPDT)

Measuring range

-0.6 ... 3.4 to 4 ... 40 bar
-8 ... 45 to 60 ... 500 psi

PST4B 9B4 - Picostat Pressure Switch
Product No. Type Code Pressure range Over pressure max. Switching differential
PST4B64 9B4 4277 770 04 0000 0000 15 46 V3 0 ... 6 12 0.2 ± 0.1 (fixed)
PST4B164 9B4 4279 771 04 0000 0000 15 46 V3 1 ... 16 24 0.4 ± 0.2 (fixed)
PST4B254 9B4 4280 772 04 0000 0000 15 46 V3 2 ... 25 40 1.0 ± 0.6 (fixed)
*PST4B404 9B4 4281 772 04 0000 0000 15 46 V3 4 ... 40 50 1.2 ± 0.8 (fixed)
PST4B3.4F4 9B4 4274 769 04 0000 0000 11 15 46 74 V3 -0.6 ... 3.4 12 0.2 ± 0.1 (fixed)
PST4B3.44 9B4 4274 769 04 0000 0000 15 46 V3 -0.6 ... 3.4 12 0.2 ± 0.1 (fixed)
PST4B6F4 9B4 4277 770 04 0000 0000 11 15 46 74 V3 0 ... 6 12 0.2 ± 0.1 (fixed)
PST4B16F4 9B4 4279 771 04 0000 0000 11 15 46 74 V3 1 ... 16 24 0.4 ± 0.2 (fixed)
*PST4B25F4 9B4 4280 772 04 0000 0000 11 15 46 74 V3 2 ... 25 40 1.0 ± 0.6 (fixed)
*PST4B40F4 9B4 4281 772 04 0000 0000 11 15 46 74 V3 4 ... 40 50 1.2 ± 0.8 (fixed)
PST4B6S4 9B4 4277 753 04 0000 0000 15 46 V3 0 ... 6 12 0.2 ± 0.1 (fixed)
PST4B16S4 9B4 4279 754 04 0000 0000 15 46 V3 1 ... 16 24 0.4 ± 0.2 (fixed)