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Summary of Contents for Hygrotest 600 DH

Page 1: ...Hygrotest 600 WH WHT 20 70 C DH DHT 20 70 C DHT 20 120 C PHT 20 70 C PHT 20 120 C Instruction manual en...

Page 2: ...th testo 650 400 13 Adjustment with control and adjustment set 14 Maintenance 15 Cleaning the humidity sensor 15 Technical data 16 Ordering data 17 Dear Customer Thank you for purchasing a Testo produ...

Page 3: ...temperature e g protect instrument from direct sunlight The warranty is invalid if inexpertly handled or force is used Installation adjustment and calibration work should only be carried out by traine...

Page 4: ...he user saves time and money when assembling and installing thanks to the industrial standard 4 to 20mA in 2 wire technology and the variable assembly options rail wall duct separate probes Advantages...

Page 5: ...0 1 0 0 12 12 12 65 200 1 4571 DH DHT 70 Plastic 70 C version P la s t ic 7 0 C v e r s io n Scaling 4 to 20mA 0 to 100 RH 4 to 20mA 20 to 70 C WHT 20 70 C Scaling 4 to 20mA 0 to 100 RH 4 to 20mA 20 t...

Page 6: ...up to tip of probe m min 250 mm max 2 m Adjustment F 1 Humidity inaccuracy 2 RH Sensor protection caps G 1 Stainless steel sintered cap G 2 Wire mesh filter G 3 PTFE sintered filter G 4 Slid metal fil...

Page 7: ...nnel 1 4 to 20 mA choosen unit out of L Note please specify the scaling range L 1 Realtive humidity RH L 2 Dewpoint Ctd L 3 Dewpoint Ftd M 1 Standard scaling channel 2 4 to 20 mA temperature scaling C...

Page 8: ...ansmitters are connected to a d c voltage source by means of 2 cables The power consumption of the transmitter from the d c current source changes linearly in the range from 4 to 20 mA depending on th...

Page 9: ...mA 0 to 100 RH 24 V DC 4 3 2 1 Transmitter 4 to 20 mA 20 to 120 C 70 C for WHT DHT PHT 4 to 20 mA 0 to 100 RH hygrotest 600 with displays H1 H3 H7 is supplied via the humidity connections The temperat...

Page 10: ...0 V are parallel connected to the multimeter controller etc when measuring voltage 0 2 to 1 V 2 to 10 V see Figure Advantage Reliable signal due to power transmission Recognises disconnected cable liv...

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Page 12: ...hygrotest 600 Drilling template for the transmitter hygrotest 600 82 5mm 125mm 66mm 66mm 51mm 5mm 66mm Bohrdurchmesser ist ab h ngig von der Montageart Drilling hole diameter de pends on mounting typ...

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Page 15: ...2 of display watch out for guide pin to connection socket Fig 1 Screw in spacing pins on instrument board Fig 3 Mount display board with screws on spacing pins Perform electrical connection Screw on n...

Page 16: ...tect the sensor against contamination Strong flow rates up to 10 m s with few particles Use a stainless steel sintered cap 0554 0647 Flow rates 10 m s or lots of particles Fit a deflector in the direc...

Page 17: ...upted and the display unit shows dashes 4 Plug the precision humidity probe into the right port and the connecting cable into the left port of the testo 650 or testo 400 reference instrument 5 Attach...

Page 18: ...temperature value of the testo 400 650 is sent to Hygrotest Humidity adjustment in the transmitter is cancelled via Probe Reset and set back to previous values Now take off the cable between testo 400...

Page 19: ...uld be used Not suitable is spirit as spirit contains small tracks of oil Rinse the humidity sensor in isopropanol until no dirt is visible anymore Afterwards wash up the humidity sensor with distille...

Page 20: ...20 120 PHT 20 120 here 1 4571 stainless steel is used All data referring to a rated temperature 25 C Warranty 2 years Housing Material ABS grey colour RAL 7035 Dimensions 130 x 105 140 x 52 mm Humidi...

Page 21: ...cage 0554 0755 Stainless steel sintered cap 0554 0647 Cap with wire mesh filter 0554 0757 PTFE sintered filter 0554 0759 Dew protection 0554 0166 for highest humidity Wall bracket for probe with cabl...

Page 22: ...h PTFE ring adjustable up to 6 bar 0554 1796 for DH DHT and PHT Flange for screw connections to DIN 2576 stainless steel 0554 1797 to be used in conjunction with pressure tight fitting Control and adj...

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Page 24: ...testo AG Postfach 11 40 79849 Lenzkirch Testo Stra e 1 79853 Lenzkirch Telefon 07653 681 0 Fax 07653 681 100 E Mail info testo de Internet http www testo com 0973 6004 en 08...

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