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Hydrostatic level transmitter 712
The hydrostatic level transmitters of Type 712 are equipped with either a relative or absolute pressure measuring cell. They are available with a calibrated and amplified sensor signal. Additionally, cable lengths ranging from 2 to 30 meters are offered.
A version with explosion protection as well as a variant with integrated temperature measurement is also available. The Type 712 submersible probes are offered with voltage, current, or ratiometric outputs.
- Suitable for drinking water
- Intrinsically safe design with voltage and current output
- With integrated temperature measurement
- Suitable for installation in 1-inch pipes
Hydrostatic level transmitter 712
Product feature
Pressure measuring range
0 ... 2,5 bar (Relative); 0 ... 3 bar (Absolute)
Response time
<2 ms
Switch-on delay
<10 ms (Time from application of the minimum supply voltage)
Sensor weight
200 g
Field of application
Media
Heating oil, ultra light (SN 181 160-2); Heating oil, heavy (SN 181 160-2); Diesel; Petrol; Drinking water
Medium temperature
-20 ... 80 °C (Non-freezing media)
Permissible overload
3x FS (max. 3 bar with 0.3 bar version)
Ambient condition
Ambient temperature
-20 ... 80 °C (Non-freezing media)
Storage temperature
-40 ... 80 °C
Material
Housing with media contact
Stainless steel 1.4404 (AISI 316L)
Measuring element with media contact
Ceramic Al2O3
Cables with media contact
PE-HD
Protective cap with media contact
PPE; PA6
Sealing material with media contact
FPM; EPDM
Electrical data
Current consumption
<20 mA
Inverse-polarity protection
Short-circuit and reverse polarity protected. Each connection against each other with max. supply voltage.
Overvoltage protection
6; 36 VDC
Insulation voltage
500 VDC
Temperature output
>1 Mohm
IP protection class
IP 68 (Permanent immersion up to max. overpressure (see variant plan))
Approval
EMC compatibility
CE-compliant in accordance with EN 61326-2-3
UL
ANSI/UL 61010-1 gemäss E325110
Drinking water authorisation
ACS; WRAS
Drinking water test certificates for plastic parts
UBA guideline or KTW; DVGW worksheet W270
Explosion protection
IECEx
Ex ia IIC T4 GaX (SEV 12.0006); Ex II 1 G Ex ia IIC T4 Ga (SEV 12 ATEX 0138)
UL
Class I, Division 1, Groups A, B, C, D T4 (Ex E521059); Class I, Zone 0, AEx ia IIC T4 GA (Ex E521059)
Hydrostatic level transmitter 712
Hydrostatic level transmitter 712
Hydrostatic level transmitter 712
Download the product-specific technical documents here in the language of your choice or open it in a new window . You can find all product and business-relevant documents on our central download page
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EN-GB
Data Sheet 712
Data Sheet
PDF
FR
DE
EN-GB
Operating Instruction 712
Operating Instruction
PDF
DE
EN-GB
712 Declaration of conformity EMC/ATEX/RoHS
Declaration of Conformity
PDF
Hydrostatic level transmitter 712
Order number
Accessories
104551
Calibration certificate
118026
Cable hanger
118027
Connection box
(not suitable for output/Power supply ratiometric with temp. (4-L))
118028
Test adapter
118067
Protective cap (pack of 10)
118068
Moisture protection element (pack of 10)
118093
Additional weight