HBProducts | Liquid Level Switches| CO2,Butane,Isobutane & Propane | General
Technical data: HBSC2
HBSC2 is a level switch for detecting liquid CO2 in refrigeration systems. Additionally, the HBSC2 can be used for butane, isobutane, and propane. Typically, it is installed in/on the receiver, but it is also suited for installation in other locations where a level indication is needed. The sensor's measurement principle makes it unique for these purposes, since the properties of the measurement principle as well as its special construction allows it to withstand high pressure and low refrigerant temperatures.
The sensor is suited for use on transcritical CO2 refrigeration systems.
Product features
- Complete solution with sensor and transmitter in one unit.
- Simple to install by one thread sleeve. A cost optimised solution.
- LED indication of power supply and alarm status.
- Unique split design which make it easy to install and make diagnostic.
Application
Liquid refrigerant level detection with HBSC2 in a tank.

Specification

Power supply | Environmental conditions | ||
Voltage | 24 V AC/DC + 10% | Refrigerant temperature | -55...+30°C |
Current consumption | < 200 mA | Ambient temperature | -30...+50°C |
Max current output | Max 50 mA | Max pressure | 150 bar |
Plug connection | ISO4400/DIN 43650 - 4 pins | Protection degree | IP54 * |
Output | Vibrations | IEC 60068-2-6 (4g) | |
Transistor output | PNP or NPN | Mechanical specifications | |
Contact function | NC or NO | Thread connection | 3/4" |
Approvals | Material - liquid parts | AISI 304 / PTFE | |
EMC test | EN 61000-2 | Materiale - electronic parts | Nylon 6 (PA) |
*For outdoor and low temperature application use low temperature type with built-in heater
Ordering Code
Output | Thread type | Ordering code |
---|---|---|
PNP / NO | 3/4" NPT | HBSC2-PNP/NO-2 |
PNP / NC | 3/4" NPT | HBSC2-PNP/NC-2 |
PNP / NO | 3/4" BSPP | HBSC2-PNP/NO-6 |
PNP / NC | 3/4" BSPP | HBSC2-PNP/NC-6 |
NPN / NO | 3/4" NPT | HBSC2-NPN/NO-2 |
NPN / NC | 3/4" NPT | HBSC2-NPN/NC-2 |
NPN / NO | 3/4" BSPP | HBSC2-NPN/NO-6 |
NPN / NC | 3/4" BSPP | HBSC2-NPN/NC-6 |
Spare parts for HBSC2 | ||
Electronic part for HBSC2-PNP/NO | HBSC2-EL/PNP/NO | |
Electronic part for HBSC2-PNP/NC | HBSC2-EL/PNP/NC | |
Electronic part for HBSC2-NPN/NO | HBSC2-EL/NPN/NO | |
Electronic part for HBSC2-NPN/NC | HBSC2-EL/NPN/NC |
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