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Testo 6721 (0555 6721)
Plastic Pressure Dewpoint Guard

  • Configurable by Software (0554 6020)
  • Plastic pressure dewpoint guard
  • Ideal for compressed air cooling driers
  • Avoid moisture damage by monitoring the cooling drier
  • Testo humidity sensor (with special trace humidity adjustment) and NTC temperature sensor
  • Ambient temperature: 0 to 50 ° C
  • Storage temperature: -40 to 70 ° C
  • Measurement range/pressure dewpoint: -30 to 30 ° C
  • Process connection: G1/2 thread
  • Plastic PAA GF30 housing material
  • Power supply: 24 VAC/VDC (20 to 30 VAC/VDC max), power consumption 50 mA
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Testo 6721 Shown

Product Information
Datasheet 369 KB PDF
PDF HelpPDF Help
Testo 6721 Plastic Pressure Dewpoint Guard. Ideal for compressed air cooling driers. Avoid moisture damage by monitoring the cooling drier: Excessive moisture in compressed air results in expensive damage: ice, corrosion, material sticking together, water hammer (mechanical damage caused by accelerated water build-up), etc. A good reason for using compressed air driers.

Up to now, monitoring a "simple" compressed air cooling drier continuously was often not economical. This safety gap is now finally closed thanks to Testo 6721: The pressure dewpoint guard for everyone. Instruction manual in German and English. Testo humidity sensor with special trace humidity adjustment (polymer sensor).
Ordering Information
Model Description Buy Online Price
6721 Testo 6721 (0555 6721) Plastic Pressure Dewpoint Guard, 24 VAC/VDC, G1/2 Thread Buy  Now Sale $417.61
(Reg. $525.00)
Included Accessories
 
  • 1 - User Manual
Included
Optional Accessories
0554 1748 Testo 0554 1748 Wall Mountable Box Power Supply, 350 mA, 110-240 VAC/24 VDC, 50/60 Hz for Saveris Buy  Now Sale $150.30
(Reg. $167.00)
0554 1749 Testo 0554 1749 DIN Rail Mount Power Supply, 2.5 A, 90-240 VAC/24 VDC for Saveris Base Buy  Now Sale $189.00
(Reg. $210.00)
0554 3303 Testo 0554 3303 Measuring Chamber, G 1/2", 15 bar for 6740 Series Pressure Dew Point Transmitters Buy  Now Sale $220.50
(Reg. $245.00)
0554 3304 Testo 0554 3304 Measuring Chamber Cooling Coil, 50 - 200C for 6740 Series Pressure Dew Transmitters Buy  Now Sale $219.60
(Reg. $244.00)
0554 3311 Testo 0554 3311 Measurement Chamber Prefilter for 6721 Pressure Dew Point Guard Buy  Now Sale $126.90
(Reg. $141.00)
0554 6720 Testo 0554 6720 Connection Cable with Female End Plug, 5m Length for Pressure Dewpoint Switch Buy  Now Sale $100.80
(Reg. $112.00)
0554 6722 Testo 0554 6722 Alarm Box for Pressure Dewpoint Guard Discontinued
Software
0554 6020 Testo 0554 6020 P2A Software with USB Cable and Adapter Buy  Now Sale $191.70
(Reg. $213.00)