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3.1 Installing the Module

3.1.1 Installing the Module Base

Fasten the module base to a DIN rail or the wall
according to the procedure described in the 2391
or 2392 series MODULE BASE instruction man-
ual.

3.1.2 Mounting a Module on the Module Base

Mount a module on the module base as shown
below. Ensure that the lever clicks.

Preparations

Chapter 3

3.1 Installing the Module

Do not mount the module base on the ceiling

where it may fall off.

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Summary of Contents for 2301-20

Page 1: ...INSTRUCTION MANUAL For 2301 20 HUMIDITY MODULE...

Page 2: ......

Page 3: ...grams 17 Chapter 2 Settings 19 2 1 Setting the Module ID 19 Chapter 3 Preparations 21 3 1 Installing the Module 21 3 1 1 Installing the Module Base 21 3 1 2 Mounting a Module on the Module Base 21 3 2...

Page 4: ...ernal Circuit 27 4 2 Insulation of Internal Circuit 29 Chapter 5 Specifications 31 5 1 Basic Specifications 31 5 2 Function Specifications 32 5 3 General Specifications 33 5 4 9764 HUMIDIDTY SENSOR Sp...

Page 5: ...When you receive the instrument inspect it care fully to ensure that no damage occurred during shipping In particular check the panel switches and connectors If damage is evident or if it fails to op...

Page 6: ...andling during use could result in injury or death as well as damage to the instrument Be certain that you understand the instructions and precau tions in the manual before use We disclaim any respons...

Page 7: ...rious injury or death to the user Indicates that incorrect operation presents a sig nificant hazard that could result in serious injury or death to the user Indicates that incorrect operation presents...

Page 8: ...tion panel and feeders from the distribution panel to out lets CAT IV The circuit from the service drop to the service en trance and to the power meter and primary overcur rent protection instrument d...

Page 9: ...o corrosive or combustible gases The instrument may be damaged Do not use the instrument near a source of strong electromagnetic radiation or near a highly electrically charged object These may cause...

Page 10: ...ation holes for heat radiation are provided on the top and rear panels of the instrument Leave sufficient space around the ventilation holes and install the instrument with the holes unobstructed Inst...

Page 11: ...the specified torque Excessive torque may damage the terminals Inadequate torque may result in module errors fire or electric shock Ensure that the power supply module and input are OFF until all wir...

Page 12: ...errors and fire resulting from broken wire Use crimp connectors suitable for the cable sizes This will prevent module errors and fire due to broken wires If power supply noise poses a problem use of a...

Page 13: ...y Hioki is not liable for any problems caused by sensor use or storage outside the operating or storage ranges When not using the 9764 HUMIDIDTY SEN SOR seal it in a plastic bag and store it in a cool...

Page 14: ...Notes on Use 10...

Page 15: ...asures and records temperature and humidity at regular intervals The 2301 20 is used with the power supply mod ule communications module and module base Overview Chapter 1 1 1 Product Overview Number...

Page 16: ...the recording interval can be recorded with sampling once a second The module has an alarm output terminal The capacitive humidity sensor for this module has the following features relating to humidit...

Page 17: ...1 5 days 18 hours 14 5 hours 10 sec 3 days 1 5 days 1 day 15 sec 4 5 days 2 days 1 5 days 20 sec 6 days 3 days 2 days 30 sec 9 days 4 5 days 3 5 days 1 min 18 days 9 days 7 days 2 min 36 days 18 days...

Page 18: ...10 sec 3 5 days 1 5 days 1 5 days 15 sec 5 days 2 5 days 2 days 20 sec 7 days 3 5 days 2 5 days 30 sec 10 days 5 days 4 days 1 min 21 days 10 days 8 days 2 min 42 days 21 days 17 days 5 min 106 days...

Page 19: ...15 1 3 Name and Function of the Parts 1 3 Name and Function of the Parts Front Back POWER LED Mark area HUM terminal ALARM terminal TEMP terminal Module ID setting dial...

Page 20: ...occurred 1 Flashing in red Recoverable error occurred 2 Mark area Use this area to make a note of the object to measure or the module ID Use an ink pen since pencil lead may rub off TEMP terminal Conn...

Page 21: ...17 1 4 Dimension Diagrams 1 4 Dimension Diagrams 96 1 22 5 1 85 1 93 8 1 103 9 1 100 5 1 9 6 0 5 Unit mm...

Page 22: ...1 4 Dimension Diagrams 18...

Page 23: ...o 63 You cannot set a number other than the above Settings Chapter 2 2 1 Setting the Module ID Ensure that the set ID is not used for any other module connected to the same communications module The I...

Page 24: ...2 1 Setting the Module ID 20...

Page 25: ...the procedure described in the 2391 or 2392 series MODULE BASE instruction man ual 3 1 2 Mounting a Module on the Module Base Mount a module on the module base as shown below Ensure that the lever cl...

Page 26: ...r to loosen the screws on the terminal block 2 Insert a cable into the terminal block then tighten the screws at a tightening torque of 0 25 N m 3 2 Connecting Input Output Cables The TEMP terminal an...

Page 27: ...he 9764 In case of external noise wind the cable around the ferrite clamp supplied as an accessory as shown below Note that measurement may be adversely affected by external noise or the electromagnet...

Page 28: ...put into the terminal block then tighten the screws at a tightening torque of 0 25 N m 3 Connect the terminal block to the ALARM terminal Connect the cable for CH1 output to CH1 and COM connect the ca...

Page 29: ...Output Cable TEMP terminal Input output B W Bk Blue White Black HUM terminal Input output R Y G Red Yellow Green ALARM terminal Input output TEMP COM HUM Alarm output Common Alarm output The TEMP and...

Page 30: ...t the input does not exceed the maximum input voltage or current to avoid module damage short circuiting and electric shock resulting from heat building Output method Open collector Maximum input volt...

Page 31: ...ndicates the signal state in which a signal s function is enabled The output transistor works as a switch between signal output and ground in the module When output becomes enabled the switch is turne...

Page 32: ...R Logic When connecting a relay or LED lamp ensure that the relay or lamp operates at up to 30 V and 20 mA with allowable loss of 75 mW or less When connecting a relay be sure to use a diode to absorb...

Page 33: ...1 minute 4 2 Insulation of Internal Circuit CAN bus Power Connector Module base Withstand voltage of 1 4 kVAC Ground Insulation Withstand Voltage of 1 4 kVAC Insulation Withstand Voltage of 1 4 kVAC...

Page 34: ...4 2 Insulation of Internal Circuit 30...

Page 35: ...C Resolution 0 1 C 0 0 to 100 0 RH Resolution 0 1 RH Display range 10 0 to 110 0 RH Measurement Accuracy Temperature 40 0 to 0 1 C 1 0 C 0 0 to 35 0 C 0 5 C 35 1 to 70 0 C 1 0 C 70 1 to 85 0 C 2 0 C...

Page 36: ...the mode before the start of recording Recording End Condition Memory full stop or indefinite Set the condition before the start of record ing Quantity of Recorded Data 512 k bytes Flash memory Instan...

Page 37: ...automatically returns to the state held before the outage 5 3 General Specifications Clock Accuracy 100 ppm Reference value at temperature from 0 to 50 C 32 to 122 F without the com munications module...

Page 38: ...t indoors Standards Applying Safety EN61010 1 2001 Pollution degree 2 Measurement Category I anticipat ed transient overvoltage 330 V EMC EN61326 1997 A1 1998 A2 2001 CLASS A 5 4 9764 HUMIDIDTY SENSOR...

Page 39: ...ero or above 100 RH These values indicate a change in low or high humidity levels and do not indicate actual humidity since values over 100 and lower than 0 are impossible Dimensions Sensor Approx 30W...

Page 40: ...5 4 9764 HUMIDIDTY SENSOR Specifications 36...

Page 41: ...ck carefully to prevent damage in transit Include cushioning material so the instrument cannot move within the package Be sure to include details of the problem Hioki cannot be responsi ble for damage...

Page 42: ...6 2 Service 38...

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