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OMEGA
HH508/HH509/HH509R
Digital Thermometer
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TM omega.com SM OMEGAnet On-Line Service Internet e-mail http://www.omega.com info@omega.com Servicing North America: USA: ISO 9001 Certified Canada: One Omega Drive, Box 4047 976 Bergar Stamford, CT 06907-0047 Laval (Quebec) H7L5A1 Tel: (203) 359-1660 Tel: (514) 856-6928 FAX: (203)359-7700 FAX: (514) 856-6886 e-mail: info@omega.com e-mail: info@omega.com For immediate technical or application assistance: USA and Canada: Mexico and Latin America: SM SM Sales Service: 1-800-826-6342 / 1-800-TC-OM
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INTRODUCTION This instrument is a 3½ digit, compact-sized portable digital thermometer designed to use external K/J/T/E/S type thermocouples as temperature sensor. Temperature indication follows Reference Temperature/Voltage Tables (N.I.S.T. Monograph 175 Revised to ITS-90) for K/J/T/E/S type thermo- couples. SAFETY INFORMATION It is recommended that you read the safety and operation instructions before using the thermometer. WARNING To avoid electrical shock, do not use this instrument when wor
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SPECIFICATIONS ENVIRONMENTAL Ambient Operating Ranges: 0°C to 50°C (32°F to 122°F) <80% R.H. Storage Temperature: -20°C to 60°C (-4°F to 140°F) <70% R.H. GENERAL Display: 3½ digit liquid crystal display (LCD) with a maximum reading of 1999. Polarity: Automatic, positive implied, negative polarity indication. Overrange: -OL is displayed. Zero: Automatic. Reading Rate: one time per second. Low battery indication: the " " is displayed when the battery voltage drops below the operating level. Measur
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ELECTRICAL Temperature Scale: Celsius or Fahrenheit user-selectable. Measurement Range: Thermocouple Range K-TYPE(0.1°C) -200°C to 1372°C, -328°F to 1999°F J-TYPE(0.1°C) -210°C to 1200°C, -346°F to 1999°F T-TYPE(0.1°C) -200°C to 400°C, -328°F to 752°F E-TYPE(0.1°C) -220°C to 1000°C, -364°F to 1832°F S-TYPE(1°C) 0°C to 1767°C, 32°F to 1999°F Auto range: 0.1°C/1°C, 0.1°F/1°F. Accuracy: Accuracy is specified for operating temperatures over the range of 18°C to 28°C (64°F to 82°F), for 1 yea
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OPERATING INSTRUCTIONS 1 Power Switch The key turns the thermometer on or off. In the MIN MAX record mode can not power off, must leave MIN MAX record mode then power off. 2 5 °C °F Selecting the Temperature Scale Readings is displayed in either degrees Celsius(°C) or degrees Fahrenheit(°F). When the thermometer is turned on, it is set to the temperature scale that was in use when the thermometer was last turned off. To change the temperature scale, press the °C or °F key. 3 " " But
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6 MIN MAX record Mode Press MIN MAX key to enter the MIN MAX Recording mode, (displays the Maximum reading, Minimum reading, "MAX-MIN" reading and Average reading stored in record mode). In the this mode the automatic power-off feature is disabled and key and all function key are disabled. The beeper emits a tone when a new minimum or maximum value is recorded. Push MIN MAX key to cycle through the MAX, MIN, MAX-MIN and AVG readings. If an overload is recorded, the averaging function is
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7 TIMER STOP-WATCH Mode (for HH501AR / HH501AS) 8 9 Press TIMER STOP-W key to enter stop-watch mode stop-watch is displayed. Press START/STOP key to toggle stop-watch starts and stops (Time goes up to 19 minutes & 59.9 seconds). Press CLEAR key to display 0.1 second, then press again to zero the stop-watch. Press TIMER STOP-W key again to exit the stop-watch mode. 10 REL Relative mode Pressing REL key to enter the Relative mode, zero the display, and store the displayed Reading as a refer
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11 SET mode (Relative value set and Hi/Lo Limits value set) 1. Press SET key to enter Relative valuse SET mode (Press ENTER key can escape relative valuse set mode), REL set mode. _ = = =.= is displayed (the ".=" is displayed when you set up the fourth umber). Relative value is entered via overlay numbers, when you want to get negative values push (- 0) key for end of numbers, then press overlay ENTER key, stored the relative value, enter Hi/Lo Limits value set mode. 2. Hi Limit value set mod
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12 Hi/Lo LIMITS mode Press Hi/Lo LIMITS key to enter the Hi/Lo Limits comparative mode, "LIMIT" is displayed. In the this mode the automatic power-off feature is disabled and other funtion key are disabled, when input temperature value exceed Hi. The beeper emits a continuity pulse tone and "Hi" is displayed, and when input temperature value exceed Lo value. The beeper emits a discontinuous pulse tone and "Lo" is displayed. Press Hi/Lo LIMIT key again to exit the Hi/Lo LIMIT mode. 8
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OPERATOR MAINTENANCE WARNING To avoid possible electrical shock, disconnect the thermocouple connectors from the thermometer before removing the cover. Battery Replacement Power is supplied by a 9 volt "transistor" battery. (NEDA 1604, IEC 6F22). The " " appears on the LCD display when replacement is needed. To replace the battery, remove the two screws from the back of the meter and lift off the battery cover. Remove the battery from battery contacts. 9
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RS-232 Operation Using Quick BASIC The following example shows how to send command instruction and receive data responses over the RS-232 interface using Quick BASIC. The program example is set up on "COM1". CLS E$ = "A" ST1: CLOSE #1 OPEN "COM1:1200,E,7,1,DS,RS" FOR OUTPUT AS #1 PRINT #1, E$; CLOSE #1 OPEN "COM1:1200,E,7,1,DS,RS" FOR RANDOM AS #1 ST2: INPUT #1, A$ B$ = MID$(A$, 2, 6) DEC = 0 F$ = "0123456789ABCDEF" N = 6 FOR I = 0 TO 5 C$ = MID$(B$, N, 1) N = N - 1 D = INSTR(F$, C$)
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IF C$ = "-" THEN DEC = DEC * -1 END IF B$ = MID$(A$, 10, 6) DEC1 = 0 N = 6 FOR I = 0 TO 5 C$ = MID$(B$, N, 1) N = N - 1 D = INSTR(F$, C$) - 1 DEC1 = DEC1 + (16 ^ I) * D NEXT DEC1 = DEC1 / 1000 C$ = MID$(A$, 9, 1) IF C$ = "-" THEN DEC1 = DEC1 * -1 END IF CLS LOCATE 12, 33 PRINT " T1 T2" LOCATE 13, 30 PRINT USING "######.# ######.#"; DEC; DEC1 E$ = INKEY$ IF E$ = "" THEN GOTO ST2 END IF GOTO ST1 11
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RS-232 Transmit and Receive Comammand Summary 1. Control letter should use Capital Letter. Baud rate: 1200 Parity check: EVEN Data bits: 7 Stop bits: 1 "A" Activate data transmission "B" Stop data transmission "C" °C/°F Key "D" " " Key "E" HOLD Key "F" TYPE Key "G" MIN/MAX Key "H" Exit record mode " I " T1 Key "J" T2 Key "K" T1-T2 Key "L" REL Key "M" Hi/Lo LIMITS Key "P" Turn off power of meter 2. If you write you own program, the host computer must send the "A" letter to activate data transmis
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OUTPUT DATA FORMATS The data format consists of 32 bytes. byte 0000 0000 0111 1111 111 22 222 222 223 33 1234 5678 9012 3456 789 01 234 567 890 12 S HHH HHH A S HHHH HH A CR nl DDD DD DAAA AA AA A T1 present status T2 present status Timer Meter status S: Negative sign or positive sign H: Hexadecimal digits D: Numeric digits A: Capital Letter or "-" sign CR: Carriage return character nl: newline character 01 T1 polarity "+" Positive 09 T2 polarity "-" Negative 0 1 2 02 — MSD T1 Values=[H07x16
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16 — none — "-" 17 — MSD (H)ours 18 — LSD 19 — MSD (M)inutes Time=INT[(Hx3600+Mx60+S)/2] 20 — LSD 21 — MSD (S)econds 22 — LSD 23 — Record mode "R" ® Record mode "M" ® MAX mode " I " ® MIN mode "A" ® AVG mode "-" ® MAX-MIN mode "-" ® normal mode 24 — REL & HOLD "R" ® Relative mode mode "H" ® HOLD mode "-" ® normal mode 25 — none "-" 26 — LIMITS mode "L" ® Limits mode "-" ® normal mode 27 — Hi LIMITS "H" ® Hi Limits "-" ® normal mode 28 — Lo LIMITS "L" ® Lo Limits "-" ® normal mode 29 —
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COMMUNICATION 4612-IR232 RS232C CABLE 508BR 1. Install the RSR232C cable between computer "COM1" and Thermometer RS232C port. 2. Turn on Thermometer. 3. Utilize the Quick BASIC for inputting programs. 4. Use the capital control letter and input "A" letter from the keyboard to start sending messages to computer. 5. Input "C" letter from the keyboard and then you can change the temperature scale. 6. Input "F" letter from the keyboards and then you can circulating select the T1 input type. 7. Input
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HH501(A,B)K / HH501(A,B)J / HH501(A,B)T / HH501(A,B)E HH508BR/HH508/HH509/HH509R CALIBRATION PROCEDURE Note: The following calibration procedure should perform only by qualified technicians who have access to the items as following. Equipment: The class of calibrator had better 10 times greater than the measured meter. 1. Set the jumper position on J1 position. 2. Input DCV 25.6mV to the T1 after the display is stabilized (forward 4 digits), then press “ ENTER “ key and "01" is displayed. 3. In
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WARRANTY / DISCLAIMER OMEGA ENGINEERING, INC. warrants this unit to be free of defects in materials and workmanship for a period of 13 months from date of purchase. OMEGA Warranty adds an additional one (1) month grace period to the normal one (1) year product warranty to cover handling and shipping time. This ensures that OMEGA's customers receive maximum coverage on each product.If the unit should malfunction, it must be returned to the factory for evaluation. OMEGA's Customer Service Departme
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Where Do I Find Everything I Need for Process Measurement and Control? OMEGA...Of Course! TEMPERATURE DATA ACQUISITION þ Thermocouple, RTD & Thermistor þ Data Acquisition & Probes, Connectors, Panels & Assemblies Engineering Software þ Wire: Thermocouple, RTD & Thermistor þ Communications-Based þ Calibrators & Ice Point References Acquisition Systems þ Recorders, Controllers & Process Monitors þ Plug-in Cards for Apple, IBM þ Infrared Pyrometers & Compatibles þ Datalogging Systems PRESSURE/STRAI
