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AB-5963

Specifications

Item

Specifications

Temp.

–20 to 60 °C

Measurement range

Dewpoint

–40 to 60 °C DP (–20 to 60 °C)

Temp.

100 

Ω

  / 0 °C

Ouput signal

Dewpoint

1-5 V DC (linear to –40 to 60 °C DP) (output impedance: min. 10 k

Ω

)

0-10 V DC (linear to –40    to 60 °C DP) (output impedance: min. 10 k

Ω

)

4-20 mA DC (linear to –40 to 60 °C DP) (maximum permmisible load 300 

Ω

)

Temp.

+/– 0.3 °C (at condtions of –20 to 60 °C)

Sensing accuracy

Dewpoint

+/– 1 °C DP (at condtions of 30 to 90 % RH 25 °C)
+/– 2.5 °C DP (at condtionas of 30 to 90 % RH –5 to 55 °C)

Temp.

Max. 4 min.

Time constant
(at air velocity 2 m/s)

Dewpoint

Max. 1 min. (when humidity is constant)

Temp.

Rated operaing condtions:

–20 to 60 °C

0 to 100 % RH (non-condensing)

Extreme oprating condtions:

–20 to 60 °C

0 to 100 % RH (non-condensing)

Storage condtions:

–30 to 70 °C

5 to 95 % RH (non-condensing)

Humid.

Rated operaing condtions:

–5 to 55 °C

10 to 100 % RH (non-condensing)

Extreme oprating condtions:

–20 to 60 °C

0 to 100 % RH (non-condensing)

Storage condtions:

–30 to 70 °C

5 to 95 % RH (non-condensing)

Environmental conditions

Air velocity Extreme oprating condtions :

0 to 15 m / s

Power supply

24 V AC +10 / –15 % (50/60 Hz), 24 V DC +/– 10 % (only for HTY

HYseries)

Power consumption

0.6 VA

(at conditions of 24 V AC, HTY, HY series 1-5 V, 0-10 V output model)

450 mW

(at conditions of 24 V DC, HTY, HY series 1-5 V, 0-10 V output model)

1.4 VA

(at conditions of 24 V AC, HTY, HY series 4-20 mA output model)

1.2 W

(at conditions of 24 V DC, HTY, HY series 4-20 mA output model)

Dielectric strength

500 VAC less than 1 mA of leak for 1 minute

Insulation resistance

500 VDC    min. 20 M

Ω

Vibration resistance

9.8 m/s² (10 to 150 Hz)

Protection

Housing IP54 (when splash-proof connectors and disgnated multi-core calbes are used or when a designated
conduit is used)

Insatllation

Duct, air chamber, ventilated case for meteological instruments (with special bracket)

Wiring

Terminal block connection

Material

Housing:

GF20 % Polycarbonate mixed resin, gray (equivalent to DIC-651)

Filter cap:

denatured PPE resin, gray (equivalent to DIC-651)

Weight

Approx. 240 g (7903 series) Approx. 210 g (7913 series)

Accessories

None

Order separatly

83157235-001

Mounting bracket

83157240-004

Conduit mounting set (for HTY, HY series

applicable cable outer diameter11 to 14 

φ

)

83104098-004

Seal connector (for HTY, HY series

applicable cable outer diameter 10.5 to 14.5 

φ

)

DY8000A1001

Sensor shield for outdoor

DY3002A1005

ventilated case mounting bracket (L shape metal)

Order separately for
maintenance

83162945-003

Filter set

Summary of Contents for HTY79

Page 1: ...ensing only dewpoint temperature without separate temperature sensor is also available Features 1 Wide sensing range 2 Excellent long term stability 3 Highly resistant to environment 4 Quick response and high repeatability 5 Easy to install in a duct bracket prepared 6 Splash proof housing IP54 Models Model No Shape Type Power supply Humidity output Temperature output Fixed Fixed Description HTY79...

Page 2: ...for reference at any time Usage Restrictions This product is targeted for general air conditioning Do not use this product in a situation where human life may be affected If this product is used in clean rooms or places where reliability or control accuracy is particularly required please contact Yamatake s sales representatives Yamatake Building Systems Co Ltd bears no responsibility for any bene...

Page 3: ...Yseries Power consumption 0 6 VA at conditions of 24 V AC HTY HY series 1 5 V 0 10 V output model 450 mW at conditions of 24 V DC HTY HY series 1 5 V 0 10 V output model 1 4 VA at conditions of 24 V AC HTY HY series 4 20 mA output model 1 2 W at conditions of 24 V DC HTY HY series 4 20 mA output model Dielectric strength 500 VAC less than 1 mA of leak for 1 minute Insulation resistance 500 VDC min...

Page 4: ...4 AB 5963 Dimensions mm 1 7903 series 2 7913 series 3 Mounting bracket 62 5 25 50 60 40 60 72 3 φ30 3 3 247 6 51 3 45 6 67 3 A 70 φ20 110 1135 A 108 6 51 3 45 6 67 3 70 φ20 110 1135 ...

Page 5: ...t the point indicated on the label Fix the mounting bracket onto the duct with M4 screws inserting packing between the duct and the bracket Cover the duct with an insulating material If you cover the duct with an insulating material first fill the clearance between the bracket and the duct with the insulating material after fixing the bracket 2 Turn the stopper of the main unit to the left and ins...

Page 6: ...e conduit at a point where the conduit lock screw can be tightened easily 2 Connect the wires to the terminals and close the cover Tighten the seal connector only when cable connected Terminal Nos and cable cores Seal connector order separately Nut attached to conduit Attachment Conduit connector nominal size 25 mm Pull the cable Tightening direction Nut attached to conduit Conduit connector nomin...

Page 7: ... generating noise due to inadequate time constant of the controller input Use a controller with a low pass filter with a removal ratio of 40 dB or higher normal mode Connect an isolator to the controller input circuit if a removal ratio is unknown If you use a Yamatake cotnroller no problem will occur Maintenance Since the temperature humidity sensor have been in spected and adjusted accurately be...

Page 8: ...d The out put value is increased by turning this volume in clock wise direction and decreased by turning it counter clockwise Use refelenced humidity meter of ade quate accuracy A digital multimeter is recommend ed to check the output voltage Parts Identification of adjustment volume Cautions 1 After unpacking age the transmitter in the ambient atmosphere for at last 24 hours 2 To calibrate and ad...

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