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HUMIDITY/TEMP. CONTROLLER/MONITOR Model : PHT-3109 Your purchase of this HUMIDITY/TEMP. CONTROLLER, MONITOR marks a step forward for you into the field of precision measurement. Although this METER complex and delicate instrument, its durable structure developed. Please read the following instructions carefully and always keep this manual within easy reach.
Caution Symbol Caution : * Risk of electric shock ! Caution : * Do not use fingers or any tool to touch the Wire Terminals. * Do not apply the relay contact load current > 0.5 Amp. * The instrument contains no user serviceable parts and should not be opened by the user.
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TABLE OF CONTENTS 1. FEATURES..............1 2. SPECIFICATIONS............1 2-1 General Specifications..........1 2-2 Electrical Specifications........3 3. FRONT PANEL DESCRIPTION........4 3-1 Display............... 4 3-2 PV ( process value ) indicator.......4 3-3 SV ( set value ) indicator........4 3-4 Set Button............4 Button............▼...
1. FEATURES * Professional Humidity measurement monitor and controller. * Build in humidity control relay and the Temp. control relay. * Relay will be make action ( On/Off ) when the reading value reach high limit or low limit value. * Offset value setting.
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Sampling Time Approx. 1 second. Relay outputs Number 2 relays Relay 1 : Function Humidity control relay. Relay 2 : Temperature control relay. Max load 0.5 ACA/250 ACV 0.5 DCA/24 DCV * Do not apply the relay contact load current >...
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Optional * Data Acquisition software, Accessories SW-U801-WIN. * RS232 cable, UPCB-02. * GSM controller, GSM-889. * Interface cable ( cable between meter to GSM-889 ), GMCB-89. 2-2 Electrical Specifications (23± 5 ℃ Humidity Range 10 % to 95 % R.H. Resolution 0.1 % R.H.
4. MEASURING PROCEDURE Terminal layout Fig. 2 4-1 Terminal connection 1) Input the ACV power ( 90 to 260 ACV ) to T1, T2. Do not input the over voltage to the AC input terminals. 2) Connect the " Humidity Control Relay " output from T3, T4. Connect the "...
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3) Press the " RH/Temp Button " ( 3-7, Fig. 1 ) once, the " Temp. indicator " ( 3-11, Fig. 1 ) will light, the " Display " ( 3-1, Fig. 1 ) will show the Temp. value. * Press the " RH/Temp Button " ( 3-7, Fig. 1 ) once again, the "...
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2) Use the " Button " ( 3-5, Fig. 1 ) and the " ▼ ▲ Button " ( 3-6, Fig. 1 ) to adjust the desiring " Low Limit " value. * When adjust the value, the " SV indicator " ( 3-3, Fig. 1 ) will light.
After adjust the " High Limit " value, press the " Set Button " ( 3-4, Fig. 1 ) twice, " Display " will return to the normal measuring screen. 4-4 2nd layer setting procedures tPty Temp. unit setting HySt Hysteresis setting oFSt Offset setting...
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Hysteresis value setting 1) After select the temperature unit ( ), press the ℃ ℉ " Set Button " ( 3-4, Fig. 1 ) twice, the " Display " will show HySt ", now the meter is ready for the the Hysteresis value setting.
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Fig. 2 High limit value : 100 Low limit value : 20 Hysteresis value : 5 * The control relay will On when measuring value up to 100. The control relay will Off again when measuring value down to 95. * The control relay will On when measuring value down to 20.
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Press the " RH/Temp Button " ( 3-7, Fig. 1 ) once, the " Temp indicator " ( 3-11, Fig. 1 ) will light, now the meter is ready for the Temperature " Offset " value setting. Remark : * Under " Display " show " oFSt ", if " % RH indicator " ( 3-10, Fig.
5. RS232 PC SERIAL INTERFACE The instrument has RS232 PC serial interface via a 3.5 mm terminal ( 3-13, Fig. 1 ). The data output is a 16 digit stream which can be utilized for user's specific application. A RS232 lead with the following connection will be required to link the instrument with the PC serial port.
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Each digit indicates the following status : Start Word When send the upper display data = 1 When send the lower display data = 2 D12 & D11 Annunciator for Display = 01 = 02 m/S = 08 ℃ ℉ km/h = 10 mph = 12 knot = 09...
6. SYSTEM RESET Power on the meter, use the two fingers to press " Set Button " ( 3-4, Fig. 1 ) and " RH/Temp. Button " ( 3-7, Fig. 1 ) continuously more than 5 seconds until the Display show the text " rSt ", release the buttons. After "...
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