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5. Electrical Connections

All electrical connections and wiring should be performed by a suitably

trained professional only.

Model: HX71-MA, HX71-MA-NB
(2-Wire Current Output)

Red Wire: + Power Supply

Black Wire: 4-20 mA Output
Bare Wire: Shield, Earth Ground

Model: HX71-V1, HX71-V2, HX71-V1-NB, HX71-V2-NB
(3-Wire Voltage Output)

Red Wire: + Power Supply

Black Wire: - Power/-Output
Wire: + Output
White Bare Wire: Shield, Earth Ground

Your HX71 Series RH Probe/Transmitter has not been designed for, nor

is it recommended for, use in medical or nuclear applications.

Your HX71 Series RH Probe/Transmitter should never be installed in or

anywhere near explosive or flammable materials.

CAUTION

Electrical Connections

Содержание HX71 Series

Страница 1: ...HX71 SERIES RH Probe Transmitter HX71 NB MODEL HX71 MODEL e mail info omega com For latest product manuals www omegamanual info Shop online at omega comSM User sGuide RoHS 2 Compliant...

Страница 2: ...SA Canada only Engineering Service 1 800 872 9436 USA Canada only Tel 203 359 1660 Fax 203 359 7700 e mail info omega com For Other Locations Visit omega com worldwide omega com info omega com The inf...

Страница 3: ...neral Description 1 2 Unpacking 1 3 Theory of Operation 2 4 Installation and Mounting 3 4 5 Electrical Connections 5 6 Wiring Examples 6 7 Relative Humidity Output Calculations 6 8 RH Measured Vs Outp...

Страница 4: ...asic Transmitter Set up With Current Loop Output 2 Figure 2 HX71 Dimensions 3 Figure 3 HX71 Mounting 3 Figure 4 HX71 NB Dimensions and Mounting 4 Figure 5 Current Transmitter Wiring Example 4 20 mA 6...

Страница 5: ...the web you can find us at omega com e mail cservice omega com When you receive the shipment inspect the container and equipment for any signs of damage Note any evidence of rough handling in transit...

Страница 6: ...is not exceeded A typical application utilizing a current loop will normally consist of a power supply the transmitter and a meter recorder or controller to measure the current flow The loop resistan...

Страница 7: ...this manual in Section 10 OMEGA s HX71 transmitter s are designed for either wall or duct mounting A wall duct mounting kit is available OMEGA Part No HX90DM KIT Figure 1 3 RH USB Dimensions Figure 3...

Страница 8: ...gure 4 HX71 NB Dimensions and Mounting 4 Installation and Mounting 52 6 2 07 65 2 56 50 1 97 45 3 1 78 19 5 0 76 38 1 50 MOUNTING HOLE 4 3 0 17 DIA MOUNTING HOLE 4 3 0 17 DIA 16 0 62 DIA DIMENSIONS mm...

Страница 9: ...d Model HX71 V1 HX71 V2 HX71 V1 NB HX71 V2 NB 3 Wire Voltage Output Red Wire Power Supply Black Wire Power Output Wire Output White Bare Wire Shield Earth Ground Your HX71 Series RH Probe Transmitter...

Страница 10: ...use the following formulas For 4 20 mA output RH Current measured in milliamps 4 0 16 EXAMPLE 11 04 mA 4 0 16 44 RH For 0 to 1 Vdc output RH Voltage measured in volts x 100 EXAMPLE 0 44 Vdc x 100 44 R...

Страница 11: ...75 20 7 2 0 20 1 00 25 8 0 0 25 1 25 30 8 8 0 30 1 50 35 9 6 0 35 1 75 40 10 4 0 40 2 00 45 11 2 0 45 2 25 50 12 0 0 50 2 50 55 12 8 0 55 2 75 60 13 6 0 60 3 00 65 14 4 0 65 3 25 70 15 2 0 70 3 50 75...

Страница 12: ...ot functioning correctly Maintenance If your Humidity transmitter will be used in a dusty environment the protective sensor cover may be removed for cleaning Unscrew the protective cover and gently bl...

Страница 13: ...185 F Output Model HX71 MA HX71 MA NB 4 to 20 mA Scaled for 0 to 100 RH Model HX71 V1 HX71 V1 NB 0 to 5 Vdc Scaled for 0 to 100 RH Model HX71 V2 HX71 V2 NB 0 to 1 Vdc Scaled for 0 to 100 RH Power Mod...

Страница 14: ...10 NOTES NOTES HX71 SERIES RH Probe Transmitter...

Страница 15: ...therwise shall not exceed the purchase price of the component upon which liability is based In no event shall OMEGA be liable for consequential incidental or special damages CONDITIONS Equipment sold...

Страница 16: ...wheel Systems M U Totalizers Batch Controllers pH CONDUCTIVITY M U pH Electrodes Testers Accessories M U Benchtop Laboratory Meters M U Controllers Calibrators Simulators Pumps M U Industrial pH Condu...