Multi Units Humidity/Temperature Transmitter HygroViewer Model
Contents
1. DOWN amp ENTER 2 key simultaneously Press DOWN amp ENTE 2 key simultaneously Press DOWN amp ENTER 2 key simultaneously Measuring Mode lt Fig 5 gt Flow chart of Operating Mode Max Min Mode Press Down key over 2 Sec Clear Ch 1 2 Max Min Values lt Fig 6 gt Reset Ch 1 2 Max Min values RH Relative Humidity AH Absolutely Humidity MR Mixing Ratio SE Specific Enthalpy Ta Air Temperature Td Dew Point Temperature Tw Wet Bulb Temperature 2 2 Entering the Setup Mode To start the Setup Mode first pressing and holding UP key and DOWN key simultaneously until the setting prompt is displayed during Measuring Mode see lt Fig 5 gt The Setup Mode will allow the user to do the following Change Ch 1 amp Ch 2 computed parameter for Transmitting and Alarm operation Change Ch 1 amp Ch 2 the 1V Lower Range Value Change Ch 1 amp Ch 2 the 5V Full Scale Value Change Ch 1 amp Ch 2 the Sensor Fail Safe detection Upscale Downscale output Change Ch 1 amp Ch 2 Lower Trip Point Change Ch 1 amp Ch 2 Higher Trip Point Change Ch 1 amp Ch 2 Dead Band Hysteresis of Trip Point Change Ch 1 amp Ch 2 Alarm Mode Change Temperature Engineering Units Change Local Barometric Pressure offset Each of these functions prompt is presented in sequence on the upper LED display module Using UP key or DOWN key to scroll the Setup Mode2. to increase the numerical value of the display Also used to scroll upwards through the program menu during Measuring Setup and Calibration Mode l DOWN key Used to decrease the numerical value of the display Also used to scroll downwards through the program menu during Measuring Setup and Calibration Mode lt Note gt Please do not press and release fast during operation the key recommend at least holding up 0 5 Sec when pressed The JW300 Setup and Calibration functions are configured through a two level of access push button sequence In order to friendly use the menu is divided into three main categories Measuring Setup and Calibrate Mode The JW300 enters Measuring Mode automatically after power on The JW300 is set from the manufacturer to the following parameters if no specified statement 2 1 Measuring Mode The Measuring Mode is normal operating mode after power on In Measuring Mode using all of the working parameters which were setup in Setup Mode outputs dual loop current and displays the measured values on the dual high bright 7 Segments LED modules also doing temperature drift compensation and real time self diagnostic checks The sensor input circuit is monitored for failure and the output current responds in a defined value if happened The JW300 equipped with dual 1 5 V Voltage outputs and display modules Channel 1 could be configured for Relative Humidity RH Absolutely Humidity AH Mixing Ratio MR or Sp
3. ER Ch 2 Parameters ENTER UP DOWN key to edit Cor ee Ch 1 LRV ENTER UP DOWN key to edit UP DOWN Ch 1 HRV ENTER UP DOWN key to edit UP DOWN ENTER Ch 2 LRV ENTER UP DOWN key to edit UP DOWN J J Ch 2 HRV ENTER UP DOWN key to edit UP DOWN Ch 1 Up Down ENTER UP DOWN key to edit UP DOWN ENTER Ch 2 Up Down ENTER UP DOWN key to edit UP DOWN ENTER Ch 1 LTP pe UP DOWN key to edit UP DOWN ENTER Conti Prompt 510 511 512 513 514 515 516 Conti Ch 1 HTP ENTER UP DOWN key to edit Ch 2 LTP ENTER UP DOWN key to edit UP DOWN ee eae ENTER Ch 2 HTP dg UP DOWN key to edit UP DOWN ENTER ENTER Ch 1 2 Dead Band ms ENTER ENTER Ch 1 Alarm Mode UP DOWN key to edit UP DOWN ENTER ENTER Ch 2 Alarm Mode UP DOWN key to edit UP DOWN ENTER UP DOWN key to edit UP DOWN key to edit Temperature Units lt Fig 7 gt Flow Chart of Setup Mode 2 2 1 Select Ch 1 Computed Parameter function lt 5 1 gt The select is the first function in the sequence There are The Relative Humidity RH Absolutely Humidity AH Mixing Ratio MR or Specific Enthalpy SE can be selected for Transmitting Displaying and Alarm The displayed prompt 5 1 is displayed on upper LED modu
4. Multi Units Humidity Temperature Transmitter HygroViewer Model JW300 User Manual 1 Electrical Wired amp Installation The power cord is a one meter length 22 AWG 7 different colors for recognition Please pay attention to polarity Wire Colored when connecting loop power source and external Solid State Relay device DC Power 12 30V Black ch1 XR 250 Q The Ch 1 must always be powered by 12 30Vdc by connected Red wire and Black wire The built in dual solid state single pole switch output stress capacity is 40Vdc max 15 mA max between terminal SW and terminal SW The Transmitter is designed for use in non aggressive environments and indoor room used It is not recommended to use for long time under condensation and water aerosol conditions It could be the cause of water steam condensation on sensor surface If these conditions occur for long time it can cause sensor damage or dramatically increase response time to humidity change Positioned the sensor probe downward as possible 2 Configuring the JW300 The JW300 may be supplied as factory configured for the working parameters as specified by the customer at the order Use this manual in order to alter and modify the existed working parameters for new applications Keyboard Description ENT ENTER key Choose current display function or value as the correct and valid one Also used to enter into one of the programming states t UP key Used
5. ecific Enthalpy SE computed parameters displayed on upper display module Green Color Channel 2 could be configured for Air Temperature Ta Dew Point Temperature Td or Wet Bulb Temperature Tw computed parameters displayed on lower display module Red Color Two temperature engineering units Celsius Fahrenheit can be displayed with associated LED lamp in Ch 2 Both Channels are independent of operation Also could be checked Max Min reading since powered on or last reset operation by press ENTER key When measured variable meets the alarm conditions the built in solid state single pole relay energized or un energized depends on Alarm Mode set and its associated LED lamp indicated Note Press UP DOWN key browses computed parameters only during Measuring Mode Display RH value Press UP key Display AH value Display MR value Press UP key Display SE value lt Channel 1 gt Display Ta value Press DOWN key Display Td value Press DOWN key Display Tw value Press DOWN key lt Channel 2 gt lt Fig 4 gt Change displayed computed parameter during Measuring Mode Press UP amp DOWN both key over 2 Se Press ENTER key over 2 Sec Measuring Mode Display Ch 1 2 Max Values Press UP Press UP amp ENTER both key over 2 Sec Setup Mode Calibration Mode Display Ch 1 2 Min Values Press
6. le press ENTER key the transmitter will response by displaying the existing Computed Parameter Code displayed on lower LED module Using UP key or DOWN key select the Code until the code is set correctly press ENTER key again to save and quit the function Default Cold is 0 Note when pressing keypads has better hold up until the displayed status changed Computed Parameter Measuring Range Min Span Relative Humidity RH 5 100 10 Absolutely Humidity AH 0 400 g M 40 g M Mixing Ratio MR 0 550 g Kg 50 g Kg Specific Enthalpy SE 0 999 kj Kg 100 kj Kg Table 2 Ch 1 Computed Parameter Code and Measuring Range 2 2 2 Select Ch 2 Computed Parameter function lt 5 2 gt The Air Temperature Ta Dew Point Temperature Td or Wet Bulb Temperature Tw can be selected for Transmitting Displaying and Alarm The displayed prompt 5 2 is displayed on upper LED module press ENTER key the transmitter will response by displaying the existing Computed Parameter Code displayed on lower LED module Using UP key or DOWN key select the Code until the code is set correctly press ENTER key again to save and quit the function Default Cold is 4 Note when pressing keypads has better hold up until the displayed status changed Computed Parameter Code Measuring Range Q Min Span C Air Temperature Ta 10 Dew Point Temperature Td 10 Wet Bulb Temperature Tw 10 Table 3 Ch 2 Computed Parameter Code and Meas
7. menu To perform the displayed function press the ENTER key the transmitter will response by displaying the existing status or working parameter on lower LED display module press UP key or DOWN key to increase or decrease the displayed value what you want to configure finally press ENTER key again to save the edited parameter into Non Volatile Memory and display the next function prompt There are described in detail below and summarized on the Keyboard Flow Chart see lt Fig 7 gt Functions 5 1 Set the Ch 1 computed parameter Factory set RH 5 2 Set the Ch 2 computed parameter Ta 5 3 Set the Ch 1 1V Value ZERO 10 5 4 Set the Ch 1 5V Value SPAN 99 5 5 Set the Ch 2 1V Value ZERO 0 C Set the Ch 2 5V Value SPAN 60 C Set the Ch 1 Upscale Downscale output Downscale 5 8 Set the Ch 2 Upscale Downscale output Downscale Set the Ch 1 Lower Trip Point Value 20 510 Set the Ch 1 Higher Trip Point Value 60 Set the Ch 2 Lower Trip Point Value 0 C 512 Set the Ch 2 Higher Trip Point Value 60 C Set the Ch 1 amp Ch 2 Dead Band of Trip Point 1 amp 1 C 514 Set the Ch 1 Alarm Mode Disable 515 Set the Ch 2 Alarm Mode Disable 516 Set the Temperature Engineering Unit C F C 517 Set the local Barometric Pressure offset value 0 kP Table 1 Setup Mode Prompt ENTER Ch 1 Parameters UP DOWN key to edit UP DOWN ENT
8. ng UP key or DOWN key to increase decrease the Code until the value is set correctly press ENTER key again to save and quit the function Code 0 means loop current less than 3 8 mA Downscale Code 1 means loop current above 21 mA Upscale Default Code is 0 2 2 9 Set Ch 1 Lower Trip Point Value LTP function lt 5 9 gt The function displayed prompt is S 9 displayed on upper LED module press ENTER key the transmitter will response by display the existing Lower Trip Point value on lower LED module Using UP key or DOWN key to increase decrease the value until the value is set correctly press ENTER key again to save and quit the function The Lower Trip Point Value must be great then ZERO 2 2 10 Set Ch 1 Higher Trip Point Value HTP function lt 510 gt The function displayed prompt is S10 displayed on upper LED module press ENTER key the transmitter will response by display the existing Lower Trip Point value on lower LED module Using UP key or DOWN key to increase decrease the value until the value is set correctly press ENTER key again to save and quit the function The Lower Trip Point Value must be less then SPAN 2 2 11 Set Ch 2 Lower Trip Point Value LTP function lt 511 gt The function displayed prompt is S11 displayed on upper LED module press ENTER key the transmitter will response by display the existing Lower Trip Point value on lower LED module Using UP key or DOWN key to increase decrease the value until
9. on upper LED module press ENTER key the transmitter will response by displaying the existing SPAN value on lower LED module Using UP key or DOWN key to increase decrease the value until the value is set correctly press ENTER key again to save and quit the function The adjustable SPAN range from ZERO 10 to Maximum measuring range 2 2 7 Set Ch 1 Fail Safe Reporting function lt 5 7 gt Fail safe reporting allows the transmitter to change the 4 20mA loop to indicate a failure condition This failure may be a sensor failure or a transmitter failure The function displayed prompt is S 7 displayed on upper LED module press ENTER key the transmitter will response by display the existing Code on lower LED module Using UP key or DOWN key to increase decrease the Code until the value is set correctly press ENTER key again to save and quit the function Code 0 means loop current less than 3 8 mA Downscale Code 1 means loop current above 21 mA Upscale Default Code is 0 Fail safe reporting Code Downscale 0 Table 6 Ch 1 amp Ch 2 Fail Safe Reporting 2 2 8 Set Ch 2 Fail Safe Reporting function lt 5 8 gt Fail safe reporting allows the transmitter to change the 1 5V loop to indicate a failure condition This failure may be a sensor failure or a transmitter failure The function displayed prompt is S 8 displayed on upper LED module press ENTER key the transmitter will response by display the existing Code on lower LED module Usi
10. the value is set correctly press ENTER key again to save and quit the function The Lower Trip Point Value must be great then ZERO 2 2 12 Set Ch 2 Higher Trip Point Value HTP function lt 512 gt The function displayed prompt is S12 displayed on upper LED module press ENTER key the transmitter will response by display the existing Lower Trip Point value on lower LED module Using UP key or DOWN key to increase decrease the value until the value is set correctly press ENTER key again to save and quit the function The Lower Trip Point Value must be less then SPAN Note The relationship of ZERO LTP lt HTP s SPAN has to be followed 2 2 13 Set Ch 1 amp Ch 2 Dead Band Hysteresis of Trip Point function lt 513 gt The function displayed prompt is S13 displayed on upper LED module press ENTER key the transmitter will response by display the existing Dead Band value on lower LED module Using UP key or DOWN key to increase decrease the value until the value is set correctly press ENTER key again to save and quit the function Default value is 1 WARNING The alarm should not be used for critical safety applications such as an emergency shut down system
11. uring Range 2 2 3 Set Ch 1 Lower Range Value ZERO function lt 5 3 gt The function displayed prompt is S 3 displayed on upper LED module press ENTER key the transmitter will response by displaying the existing ZERO value on lower LED module Using UP key or DOWN key to increase decrease the displayed value until the value is set correctly press ENTER key again to save and quit the function The adjustable ZERO range is from 0 to SPAN 10 2 2 4 Set Ch 1 Higher Range Value SPAN function lt 5 4 gt The function displayed prompt is S 4 displayed on upper LED module press ENTER key the transmitter will response by displaying the existing SPAN value on lower LED module Using UP key or DOWN key to increase decrease the value until the value is set correctly press ENTER key again to save and quit the function The adjustable SPAN range is from ZERO 10 to Maximum measuring range 2 2 5 Set Ch 2 Lower Range Value ZERO function lt 5 5 gt The function displayed prompt is S 5 displayed on upper LED module press ENTER key the transmitter will response by displaying the existing ZERO value on lower LED module Using UP key or DOWN key to increase decrease the displayed value until the value is set correctly press ENTER key again to save and quit the function The adjustable ZERO range is from 0 to SPAN 10 2 2 6 Set Ch 2 Higher Range Value SPAN function lt 5 6 gt The function displayed prompt is S 6 displayed
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