Vaisala HUMICAP HMT100 User Manual Download Page 44

User's Guide ______________________________________________________________________

42 _______________________________________________________________ M210701EN-A

0505-247

Figure 19

Accuracy of Temperature Measurement

Table 7

Dewpoint Temperature (Calculated) Measurement
Specifications

Property

Description / Value

Measuring range

-20...+80 °C (+4...176 °F)

Accuracy

see Table 8 below

Table 8

Accuracy of Dewpoint Temperature Measurement

Relative humidity

Temp.

10

20

30

40

50

60

70

80

90

100

-20

2.6

1.7

1.4

1.2

1.1

1.1

1.0

1.0

-10

2.7

1.7

1.3

1.2

1.1

1.0

1.0

1.0

0.9

0

2.3

1.4

1.1

1.0

0.9

0.8

0.8

0.8

0.7

0.7

10

2.3

1.4

1.1

0.9

0.8

0.9

0.8

0.8

0.8

0.8

20

2.2

1.2

1.0

0.8

0.7

0.6

0.6

0.5

0.5

0.6

40

3.0

1.9

1.5

1.3

1.2

1.1

1.0

1.0

1.0

1.0

60

4.3

2.7

2.2

1.9

1.8

1.7

1.6

1.5

1.5

1.5

80

4.9

3.1

2.5

2.2

2.1

2.0

1.9

1.8

1.8

1.8

Table 9

Operating Environment Specifications

Property

Description / Value

Operating temperature range

Transmitter body, no display
Transmitter body, with display
Sensor head

-40...+60 °C (-40...+140 °F)
-30...+60 °C (-22...+140 °F)
-40...+80 °C (-40...+176 °F)

Storage temperature range

-40...+60 °C (-40...+140 °F)

Electromagnetic compatibility

EN61326-1:1197+Am1:1998; +
Am2:2001; Generic Environment

Summary of Contents for HUMICAP HMT100

Page 1: ...Humidity and Temperature Transmitter HMT100 USER S GUIDE M210701EN A June 2005...

Page 2: ...echanical including photocopying nor may its contents be communicated to a third party without prior written permission of the copyright holder The contents are subject to change without prior notice...

Page 3: ...tion to the HMT100 Humidity and Temperature Transmitter 9 Product Description 9 Fixed and Remote Probe Models 10 Optional Display 10 HMT100 Transmitter Components 11 CHAPTER 3 INSTALLATION 13 Mounting...

Page 4: ...41 Dimensions in mm inches 45 List of Figures Figure 1 Fixed Probe Model 11 Figure 2 Remote Probe Model 11 Figure 3 Plastic Wall Assembly Plate 13 Figure 4 Plastic Wall Assembly Plate with Aluminium...

Page 5: ...5 Table 2 Related Manuals 5 Table 3 Wiring Table 20 Table 4 Common Problems During Adjustment and Their Remedies 34 Table 5 Relative Humidity Measurement Specifications 41 Table 6 Temperature Measurem...

Page 6: ...User s Guide ______________________________________________________________________ 4 ________________________________________________________________ M210701EN A This page intentionally left blank...

Page 7: ...manual provides information for installing operating and maintaining the Humidity and Temperature Transmitter HMT100 Version Information Table 1 Manual Revisions Manual Code Description M210701EN A Th...

Page 8: ...his point the product could be damaged or important data could be lost NOTE Note highlights important information on using the product Feedback Vaisala Customer Documentation Team welcomes your commen...

Page 9: ...nents on a properly grounded and protected ESD workbench When this is not possible ground yourself to the equipment chassis before touching the boards Ground yourself with a wrist strap and a resistiv...

Page 10: ...tware License Agreement Warranty For certain products Vaisala normally gives a limited one year warranty Please observe that any such warranty may not be valid in case of damage due to normal wear and...

Page 11: ...other Vaisala relative humidity instruments please contact your Vaisala representative or visit www vaisala com Introduction to the HMT100 Humidity and Temperature Transmitter Product Description Vai...

Page 12: ...le lengths 3 5 10 m cable lengths a 10 m extension cable is also available see Table 12 Options and Accessories on page 44 The HMP100 relative humidity probe used in the HMT100 transmitter is fully in...

Page 13: ..._________________ 11 HMT100 Transmitter Components side view with optional display without display 0505 169 0505 170 Figure 1 Fixed Probe Model The following numbers refer to Figure 1 above 1 Transmit...

Page 14: ...User s Guide ______________________________________________________________________ 12 _______________________________________________________________ M210701EN A This page intentionally left blank...

Page 15: ..._____________________________________ 13 CHAPTER 3 INSTALLATION Mounting Wall Mounting With Plastic Wall Assembly Plate Provided 1 Attach the wall assembly plate to the wall with two screws 2 Press th...

Page 16: ...late to the wall 2 Attach the plastic wall assembly plate provided to the aluminium plate with two screws 3 Press the transmitter down so that it slides down along the rails of the wall assembly plate...

Page 17: ...asten the metal mounting plate to the wall or pole with screws see Figure 5 above NOTE Note the arrow on the mounting plate Attach the mounting plate with the arrow pointing upwards 2 Fasten the plast...

Page 18: ...t for the probe it is available with Vaisala order code 210623 1 Fasten the probe to the installation support with two cable ties items 3 and 4 in Figure 6 below 2 Insert and attach the support to the...

Page 19: ...0 To install the HMP100 probe with the duct installation kit drill a hole to the duct wall assemble the probe to the duct installation kit slide the probe head through the hole and attach the flange t...

Page 20: ...through the duct installation kit plastic pipe 2 Attach the probe cable to the HMP100 Humidity Probe 3 Attach probe assembly to the duct Drilling Instructions for Duct Installation Kit 42 1 2 3 24 3...

Page 21: ...HMP100 assembled in duct installation kit plastic pipe Connections 0505 179 Figure 10 HMT100 Connection Board The following numbers refer to Figure 10 above 1 Service port 2 Adjustment buttons 3 Jump...

Page 22: ...ring Table 3 Wiring Table The numbers 1 7 in the first column of the wiring table refer to Figure 11 on page 20 If you have at order time selected a two wire transmitter make the wiring according to i...

Page 23: ...urn the end about 1 6 of a turn to loosen it Remove the end of the probe cover and the filter 2 Remove the damaged sensor and insert a new one 3 Recalibrate the transmitter 4 Replace a dirty filter to...

Page 24: ...e that is securing the probe in place and pull out the probe 5 Replace the probe and screw back on the small sleeve securing the probe tightly in its place 6 Replace the probe cover and screw it tight...

Page 25: ...ing the push buttons on the motherboard or with portable humidity meters HM70 or HMI41 For calibration against saturated salt solutions a calibrator kit is needed The HMK15 Humidity Calibrator and pre...

Page 26: ...tter electronics motherboard An indicator led lights up 4 Insert the probe into the measurement hole of the LiCl salt chamber The indicator led blinks evenly 5 Wait for 30 minutes or until the indicat...

Page 27: ...according to the chosen adjustment method 0505 351 Figure 15 Location of the MI70 Probe and Cable Connector Ports 1 Connect the 211339 HM70 connection cable to the SERVICE PORT connector on the HMT100...

Page 28: ...hoose To same as RHI II from the MI70 adjustment menu press SELECT MI70 automatically recognizes which port the HMP70 series probe is connected to 11 Confirm the adjustment by pressing YES 12 The adju...

Page 29: ...done Press BACK and EXIT to return to the basic display 15 Turn off the MI70 and detach the connection cable Two Point Adjustment Using a Calibrator Note that the difference between the two reference...

Page 30: ...ustment is done Press BACK and EXIT to return to the basic display 18 Turn off the MI70 and detach the connection cable LiCl NaCl Adjustment This adjustment is done using relative humidity references...

Page 31: ...r is mounted in an air conditioning channel or only as a terminal for visualizing and setting the transmitter s RH reading Offset and gain adjustments are performed the same way and differ only in int...

Page 32: ...ENTER repeatedly until the following display appears set To calibrate the HMT100 select number 3 with buttons number up and number down and then press ENTER 3 Next the baud rate appears on the displa...

Page 33: ...e Figure 18 on page 29 6 Turn on both devices Wait until the following display appears RH 7 Select the appropriate adjustment mode with the and buttons Select offset adjustment if the humidity is 65 R...

Page 34: ...erence probe reading You can return to the previous display by pressing HOLD again 10 When the readings have stabilized press ENTER to conclude the adjustment When ENTER is pressed the transmitter rea...

Page 35: ...inking and the numbers on the second line indicate the transmitter reading 10 You can now set the blinking reading to the correct value for example the equilibrium RH of a salt solution with the butto...

Page 36: ...Error Message Probable Cause Remedy RH This message may appear for example if the difference between the reference humidities is too small 50 RH Perform the adjustment again This message may appear du...

Page 37: ...adjustment mode 2 Press the 75 adjustment button see Figure 14 on page 24 This sets the output current voltage level to the middle point of the selected output range specified when ordering the produ...

Page 38: ...User s Guide ______________________________________________________________________ 36 _______________________________________________________________ M210701EN A This page intentionally left blank...

Page 39: ...chnical Support For technical questions contact the Vaisala technical support E mail helpdesk vaisala com Fax 358 9 8949 2790 Return Instructions If the product needs repair please follow the instruct...

Page 40: ...il date immediately after a while periodically randomly How many failed only one defect other same or similar defects several failures in one unit What was connected to the product and to which connec...

Page 41: ...son Division Vanha Nurmij rventie 21 FIN 01670 Vantaa Finland or to the Vaisala Service Center in your region see contact information below Vaisala Service Centers NORTH AMERICAN SERVICE CENTER Vaisal...

Page 42: ...User s Guide ______________________________________________________________________ 40 _______________________________________________________________ M210701EN A This page intentionally left blank...

Page 43: ...ndards including non linearity hysteresis and repeatability at 15 25 C 1 7 RH 0 90 RH 2 5 RH 90 100 RH at 0 40 C 1 7 0 015 reading RH at 40 0 C and 40 80 C 2 0 0 025 reading RH Factory calibration unc...

Page 44: ...20 2 6 1 7 1 4 1 2 1 1 1 1 1 0 1 0 10 2 7 1 7 1 3 1 2 1 1 1 0 1 0 1 0 0 9 0 2 3 1 4 1 1 1 0 0 9 0 8 0 8 0 8 0 7 0 7 10 2 3 1 4 1 1 0 9 0 8 0 9 0 8 0 8 0 8 0 8 20 2 2 1 2 1 0 0 8 0 7 0 6 0 6 0 5 0 5 0...

Page 45: ...umption 35 VDC 24 VAC max 12 mA Voltage output signals 0 1 V 0 5 V 0 10 V 0 X V see order form External load with voltage output RL min 10 k Table 11 Mechanics Specifications Property Description Valu...

Page 46: ...tic grid membrane DRW010525 Sintered stainless steel filter HM46670SP Extension cable 10m DRW220095 Probe cable 0 1 m HMP50Z010SP Probe cable 3m HMP50Z300SP Probe cable 5m HMP50Z500SP Probe cable 10m...

Page 47: ...________________________________________________ Technical Data VAISALA____________________________________________________________________ 45 Dimensions in mm inches 0505 188 Figure 20 Dimensions HMT...

Page 48: ..._______________________________________________ 46 _______________________________________________________________ M210701EN A 12 0 47 71 2 8 137 5 5 41 33 5 1 32 119 4 69 119 4 69 0505 189 Figure 21...

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