Danfoss DST P92S Data sheet

Data sheet

Pressure transmitter SIL-2

DST P92S

The DST P92S OEM pressure transmitter is designed for use in Mobile and Industrial hydraulic applications.

The transmitter is suitable for use in a functional safety environment with a requirement of PLd, EN ISO 13849-1: 2015 or AgPLd EN ISO 25119: 2010 or SIL2, IEC 61508:2010, respectively.

Further Danfoss holds a third party approval from TÜV to ensure easy implementation into any safety system.

Features

Conformity

• Designed for use in severe hydraulic applications

• For operating temperature up to 85 °C

• Pressure range 0-10 bar to 0-1200 bar

• Dual output signal: 4-20 / 20 -4 mA or ratiometric 10-90 / 90-10%

• PLd EN ISO 13849-1: 2015

• AgPLd EN ISO 25119 :2010

• SIL2 IEC 61508: 2010

• CE marked

• ECE type approval

Note: In respect to Customer Change Notiﬁcation, only changes in relation to Form Fit and Function can be informed upon!

• Cyclic diagnostic

• Start up diagnostic

• Wetted parts made of stainless steel

• Designed towards OEM requirements

Data sheet | Pressure transmitter SIL2, DST P92S

Technical data

Accuracy (incl. non linearity, hysteresis and repeatability) < 0.5% FS 1

+/- 1% FS [0 – 85 °c]

Overall accuracy under reference conditions

+/- 1,5% FS [-25 – 0 °c] +/- 2,5% FS [-40 – -25 °c]

Long-run stability <0,2% FS p.a.

Response time liquids (10 – 90%) 2 ms

 1, Load 100 Ω, temperature in steady state, accuracy valid for output 1 for 4 – 20 mA

Overload and burst pressure

Standard pressure [bar] 40 60 100 160 250 400 600

Overload pressure [bar] 80 120 200 320 500 800 1200

Burst pressure [bar] 400 600 1000 1600 2500 4000 >4000

Environmental conditions

Media temperature range - 40 – 125 °C

Operating temperature range -40 – 85 °C

Storage temperature range -40 – 100 °C

Voltage supply

Electrical Protection

Electric Magnetic Compatibility Directive [EMC] 2014/30/EU

9 – 32 V DC, alloable ripple @50Hz: 10% (for current output) 5V ±10% (for ratiometric voltage output)

Short circuit protected, signal on GND/VCC and reverse polarity protection

DIN EN 61326-1 DIN EN 61326-2-3

EMC

DIN EN 61326-3-1 E1 type approval: All vehicle types with a 12 V or 24 V - electrical wiring and battery (-) at the body

Vibration stability 20 g EN60068-2-6

Shock mechanical 500 g EN60068-2-27

Enclosure 1.4301/ PBT-GF30

Material with medium contact 1.4548/Viton

Weight 50 g

Enclosure IP67

Functional safety

Machinery Directive [MD] 2006/42/EC

SIL 2 Safety related subsystem, type B

IEC 61508:2010

EN ISO 13849-1:2015

Safety function

1oo1 architecture

HFT 0

PL d CCF 70 points

Category 2 MTTF

DC medium (incl. control unit)

Safety conversion of the measured pressure into two proportional opposing current signals. Refer also to the Safety guide.

SFF 95.8% 4-20mA / 93,1% ratiometric (incl. control unit)

PFH 6.1*10 (ratiometric)

-9

(4-20 mA) / 4.9*10

high >100 years

-9

2 | 520B8334 | AI270826119130en-000401

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