PG2794

PG2794

Flush pressure sensor with analogue display PG2794

Product characteristics

Output signal

switching signal; analogue signal; (configurable)

Measuring range

-1…10 bar

-14.5…145 psi

Process connection

threaded connection G 1 external thread Aseptoflex Vario

Application

Special feature

Gold-plated contacts

Application

flush mountable for the food and beverage industry

Media

viscous media and liquids with suspended particles; liquids and gases

Medium temperature [°C]

-25…125; (145 max. 1h)

Min. bursting pressure

150 bar

2175 psi

Pressure rating

50 bar

725 psi

Type of pressure

relative pressure; vacuum

No dead space

yes

MAWP (for applications according to CRN) [bar]

Electrical data

Operating voltage [V]

18…32 DC

Current consumption [mA]

< 70; (24 V)

Min. insulation resistance [MΩ]

100; (500 V DC)

Protection class

III

Reverse polarity protection

yes

Power-on delay time [s]

Integrated watchdog

yes

Inputs / outputs

Number of inputs and outputs

Number of digital outputs: 1; Number of analogue outputs: 1

Outputs

Total number of outputs

Output signal

switching signal; analogue signal; (configurable)

Electrical design

PNP/NPN

Number of digital outputs

Output function

normally open / normally closed; (parameterisable)

Max. voltage drop switching output DC [V]

Permanent current rating of switching output DC [mA]

250

Switching frequency DC [Hz]

Number of analogue outputs

Analogue current output [mA]

4…20, invertible; (scalable)

Max. load [Ω]

(Ub – 10 V) / 20 mA

Short-circuit protection

yes

Type of short-circuit protection

pulsed

Overload protection

yes

Measuring/setting range

Measuring range

-1…10 bar

-14.5…145 psi

Set point SP

-0.98…16 bar

-14.2…232 psi

Reset point rP

-1…15.98 bar

-14.5…231.8 psi

Analogue start point

-1…13.5 bar

-14.5…195.7 psi

Analogue end point [bar]

1.5…16

In steps of

0.01 bar

0.1 psi

Accuracy / deviations

Switch point accuracy [% of the span]

< ± 0,2; (Turn down 1:1)

Repeatability [% of the span]

< ± 0,1; (with temperature fluctuations < 10 K; Turn down 1:1)

Characteristics deviation [% of the span]

< ± 0,2; (Turn down 1:1 , linearity, incl. hysteresis and repeatability , limit value setting to DIN EN IEC 62828-1)

Linearity deviation [% of the span]

< ± 0,15; (Turn down 1:1)

Hysteresis deviation [% of the span]

< ± 0,15; (Turn down 1:1)

Long-term stability [% of the span]

< ± 0,1; (Turn down 1:1; per year)

Temperature coefficient zero point [% of the span / 10 K]

< ± 0,05; (0…70 °C)

Temperature coefficient span [% of the span / 10 K]

< ± 0,15; (0…70 °C)

Response times

Response time [ms]

< 10

Damping for the switching output dAP [s]

0.01…30

Damping for the analogue output dAA [s]

0.01…30

Step response time analogue output [ms]

Operating conditions

Ambient temperature [°C]

-25…80

Storage temperature [°C]

-40…100

Protection

IP 67; IP 69K

Tests / approvals

EMC

EN 61000-4-2 ESD	4 kV CD / 8 kV AD
EN 61000-4-3 HF radiated	10 V/m
EN 61000-4-4 Burst	2 kV
EN 61000-4-5 Surge	0,5/1 kV
EN 61000-4-6 HF conducted	10 V

Shock resistance

DIN IEC 68-2-27

50 g (11 ms)

Vibration resistance

DIN IEC 68-2-6

20 g (10…2000 Hz)

MTTF [years]

100

Note on approval

factory certificate available as download at www.factory-certificate.ifm

Mechanical data

Weight [g]

555

Materials

stainless steel (1.4404 / 316L); PA; FKM; PTFE; viewing glass: laminated safety glass 4 mm

Materials (wetted parts)

ceramics (99.9 % Al2O3); stainless steel (1.4435 / 316L); surface characteristics: Ra < 0,4 / Rz 4; PTFE

Min. pressure cycles

100 million

Process connection

threaded connection G 1 external thread Aseptoflex Vario

Displays / operating elements

Display

Display unit	2 x LED, green
switching status	LED, yellow
switch points	LED ring, red
function display	alphanumeric display, red 4-digit
measured values	analogue display, 0…350° rotatable, pointer not visible when unit disconnected
measured values	alphanumeric display, red 4-digit

With scale

yes

Extended display range (max.)

16 bar

232 psi

Remarks

characteristics deviation in the extended display range: 1.5 % of the span

switch point accuracy in the extended display range: 1.5 % of the span

Pack quantity

1 pcs.

Electrical connection

Connection

Connector: 1 x M12; Contacts: gold-plated

Flush pressure sensor with analogue display PG2794

Application

Response times

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