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Bulletin 61-60

3

Installation Diagrams: 

Column/Standpipe Installations

20mA

4mA

Min.

50mm 

(2”)

13mm 

(

1

2

”)

210mm (8.25”)

+

Probe Length

Min.

50mm 

(2”)

Remember clearance is required for 
replacement of liquid level transmitter  
probe, if applicable.

10º

Min.

25mm 

(1”)

Receiver

Min.

75mm 

(3”)

Min.

100mm 

(4”)

Column 

Cap 

Sight Glass

Pipe 
Column

Weld

Weld

Liquid level 

Switch

Notes: 

Column caps are only available in 75mm and 

100mm (3” and 4”) diameters.

Mounting Instruction

It is required to use Teflon tape/paste on NPT connections or 
sealing ring on BSP connections.

Add Teflon tape/paste to the threads.

Mount the liquid level transmitter on the vessel and tighten to a 
torque specificaton of 80 - 150 Nm (59 - 110 ft. lb.)

Содержание HBLT-A1

Страница 1: ...ccumulators or other similar pressure vessels Available in various lengths and factory calibrated for ammonia R717 Product Features Suitable for ammonia CO2 and halocarbon refrigerants Plug and Play no calibration required when installed on ammonia systems Service Friendly electronic head and probe can be separated without emptying the vessel Improved Calibration range signal output can be adapted...

Страница 2: ...d along the height of the pipe column to determine the level of the liquid when setting the HBLT A1 probe as well as to check its performance during operation of the system These are an essential part of any well designed pressure vessel system and the use of an electronic liquid level control does not eliminate this need The pipe connection at the top of the pipe column equalizing the vapor space...

Страница 3: ...5mm 1 Receiver Min 75mm 3 Min 100mm 4 Column Cap Sight Glass Pipe Column Weld Weld Liquid level Switch Notes Column caps are only available in 75mm and 100mm 3 and 4 diameters Mounting Instruction It is required to use Teflon tape paste on NPT connections or sealing ring on BSP connections Add Teflon tape paste to the threads Mount the liquid level transmitter on the vessel and tighten to a torque...

Страница 4: ...g will be changed HBLT A1 HBLT A1 BSP Calibration Levels Milliamperes Vs Level Milliamperes Percent Full 4 0 0 6 12 5 8 25 0 10 37 5 12 50 0 14 62 5 16 75 0 18 87 0 20 100 0 Signal Damping Signal damping is factory set to 15 seconds This setting can be altered by activating the calibration switch The setting range is 1 to 120 seconds Settings can be made while the system is operating Procedure 1 C...

Страница 5: ...he calibration push button and keep it activated in approximately 5 seconds until green LED stops flashing 3 Activate within the next 10 seconds the calibration push button two times with 1 second in between and keep it activated If calibration push button is not activated within 10 seconds it will automatically leave calibration mode and return to normal operation 4 Observe the output mA signal d...

Страница 6: ...n Probe Lengths Measuring Range mm inch mm inch 280 11 02 207 8 15 500 19 69 427 16 81 800 31 50 727 28 62 1000 39 37 927 36 50 1200 47 24 1127 44 37 1500 59 06 1427 56 18 1700 66 93 1627 64 05 2200 86 61 2127 83 74 3000 118 10 2927 115 24 HBLT A1 HBLT A1 BSP Parts List Item Part Description 1 Electronic Head 2 Connection DIN 3 LED Green 4 Calibration Push Button 5 LED Level Bar Graph 6 Cover Cali...

Страница 7: ...m can be solved by following these steps 1 Turn the HBLT probe upside down 1 Probe 2 3 or 4 Dia Column Tape Water 2 Tape all hole on the sleeve otherwise known as reference pipe to prevent any water from leaking out The 4 20 mA output signal is not inverted despite the upside down position 3 Fill the pipe with water according to your calibration needs With the sleeve full of water at the high leve...

Страница 8: ...ties Division Defective products or parts thereof returned to the factory with transportation charges prepaid and found to be defective by factory inspection will be replaced or repaired at Refrigerating Specialties option free of charge F O B factory Warranty does not cover products which have been altered or repaired in the field damaged in transit or have suffered accidents misuse or abuse Prod...

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