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Pressure measuring cell 509
The pressure measuring cells of Type 509 are based on the ceramic technology developed by Huba Control and used millions of times for over twenty years. The very robust design of the ceramic cell allows customer-side installation without significant changes to the sensor properties. The pressure measuring cells are factory-calibrated at zero point and optionally with TK zero-point adjustment. Variants with integrated temperature measurement are optionally available.
- Minimal temperature influences on accuracy
- No customer-specific zero-point adjustment required
- Simple and quick installation
- Overload-proof up to burst pressure
- No temperature compensation required

Pressure measuring cell 509
Product feature
Pressure measuring range
0 ... 250 bar (Relative)
Response time
<1 ms
Load change
<100 Hz
Sensor weight
5 g
Field of application
Media
Liquids; Gas
Medium temperature
-15 ... 125 °C (FPM); -25 ... 85 °C (NBR); -30 ... 150 °C (FPM spez.)
Temperature influence with TK0 adjustment
max. ± 0.2 % FS/10K (in the range -30 ... 125 ºC)
Temperature influence without TK0 adjustment
max. ± 0.1 % FS/10K (in the range -30 ... 125 ºC)
Temperature influence Span
-0.12 ± 0.1 % FS/10K (in the range -30 ... 125 ºC)
Permissible overload
3 x FS; 2,5 x FS
Burst pressure
3 x FS; 2,5 x FS
Moisture protection
AHT, 20 days according to DIN EN ISO 6270-2
Ambient condition
Storage temperature
-40 ... 130 °C (without packaging); -40 ... 65 °C (Packed)
Material
Measuring element with media contact
Ceramic Al2O3 (96 %)
Sealing material with media contact
FPM; NBR; FPM spez.
Electrical data
Bridge impedance
10 kOhm (± 20 %)
Supply voltage
3 ... 30 VDC
Installation voltage
2000 VDC
ESD handling
Necessary
Electrical connection
Bond pads RAST 1.27; Flex connection RAST 2.54; Flex connection RAST 2.54; Pin connection; Pin connection; Pin connection with temperature measurement (NTC 10 kOhm ± 3 %, ß = 3800 K ± 3 %); Pin connection with temperature measurement (NTC 10 kOhm ± 3 %, ß = 3800 K ± 3 %)
Approval
EMC compatibility
The product is intended exclusively for installation in appliances that fulfil the requirements of the EC directives. CE certification is the responsibility of the customer.
Installation guide
Installation orientation
As recommended by Huba Control, with special installation instructions
Pressure measuring cell 509

Pressure measuring cell 509
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Data Sheet 509
Data Sheet
PDF

Pressure measuring cell 509
Order number
Accessories
102321
O-ring
> 100 bar; FPM spez.
104952
O-ring
> 100 bar; NBR
105145
O-ring
< 60 bar; NBR
105285
O-ring
> 100 bar; FPM
105598
O-ring
< 60 bar; FPM
109338
O-ring
< 60 bar; FPM spez.
112151
Clamping screw M20x1
112187
Screw insert
for cell
114660
Teflon support ring
> 100 bar