TESTO 6621, Инструкция по эксплуатации

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testo P2A Software - Product description 19
Tips and assistance
Questions and answers
Question Possible causes / solutions
Signal response too slow. · Clean the filter
If we could not answer your question, please contact your dealer or Testo
Customer Service. For contact data, see back of this document or web page
www.testo.com/service-contact.
Accessories and spare parts
Designation Article no.
Parameterizing, adjusting and analyzing software (P2A Software incl. adapter cable for USB to mini-DIN) 0554 6020
Adapter (for 1-point adjustment with testo 400/650)
0554 6022
Control and adjustment set for 2-point adjustment (11.3 % and 75.3 % RH), only for testo 6621 - A02 0554 0660
Wall/duct holder
0554 6651
Replacement sensors (% RH) for testo 6621-A02 0420 0023
External display, testo 54-2AC; 2 switching outputs (up to 300 V AC), 230 V AC, for one measurement channel 5400 7553
Process display testo 54-7AC, 2 switching outputs and RS 485, 230 V AC, for one measurement channel 5400 7555
Mains unit (bench unit), 110 - 240 V AC/24 V DC (350mA) 0554 1748
Mains unit (top-hat rail mounting), 90 - 264 V AC/24 V DC (2.5A) 0554 1749
ISO calibration certificate for humidity at 11.3% and 75.3% RH 0520 0076
ISO-calibration certificate humidity 0520 0176
Sintered stainless steel filter 0554 0647
Wire mesh filter 0554 0757
Sintered PTFE filter 0554 0759
Metal protection cap (open) 0554 0755
Plastic protection cap (open) 0192 0265
Reference set (testo 650, 1 %RH probe with certificate) 0699 3556/20
For a complete list of all accessories and spare parts, please refer to the
product catalogues and brochures or look up our website at: www.testo.com
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