Operating Instructions
for
Handheld Digital Pressure Meter
with internal pressure sensor
Model: HND-P239
Страница 1: ...Operating Instructions for Handheld Digital Pressure Meter with internal pressure sensor Model HND P239 ...
Страница 2: ... 9 7 Real Time Clock 10 10 Operation Of Logger 10 10 1 Func Stor Storing Single Measurements 10 10 2 Func CYCL Automatic Recording With Selectable Logger Cycle Time 11 11 The Serial Interface 13 12 Error And System Messages 14 13 Calibration Services 14 14 Maintenance 15 14 1 Battery Operation 15 15 Technical Information 15 16 Order Codes 17 16 1 Accessories for HND P 17 17 Declaration of Conforma...
Страница 3: ...n Instruments are inspected before shipping and sent out in perfect condition Should damage to a device be visible we recommend a thorough inspection of the delivery packaging In case of damage please inform your parcel service forwarding agent immediately since they are responsible for damages during transit Scope of delivery The standard delivery includes Handheld Digital Pessure Meter with inte...
Страница 4: ...safety regulations for electronic devices However its trouble free operation and reliability cannot be guaranteed unless the standard safety measures and special safety advises given in this manual will be adhered to when using the device 1 Trouble free operation and reliability of the device can only be guaranteed if the device is not subjected to any other climatic conditions than those stated u...
Страница 5: ...e of doubt please return device to manufacturer for repair or maintenance 7 Electrical Connection By operation with external power supply When using a power supply please note that operating voltage has to be 10 5 to 12 VDC Do not apply overvoltage Cheap 12V power supplies often have excessive no load voltage We therefore recommend using regulated voltage power supplies Trouble free operation is g...
Страница 6: ...x key 2 shows the maximum of the measured values Pressing it again hides it To clear the max memory press key max for 2 seconds Min Memory Pressing min key 5 shows the minimum of the measured values Pressing it again hides it To clear the min memory press key min for 2 seconds Hold Function By pressing Store Quit key 6 the last measuring value will be held in the secondary display Pressing it agai...
Страница 7: ...by the averaging function t AVG oFF Averaging function deactivated 1 120 Auto Power Off time in minutes P oFF oFF Auto Power Off deactivated SEt ConF Adr 01 11 91 Base address of interface Set Alarm Settings Of Alarm Function AL On Alarm on with horn sound no So Alarm on without horn sound oFF Alarm deactivated AL Lo 0 bar AL Hi Min alarm rail not when AL oFF Sensor Min is the lower display range ...
Страница 8: ...hmetic mean value the highest and the lowest peak of the referring time interval Attention higher power consumption measuring is sensitive to noise EMI 9 1 3 rAtE FASt Fast filtered measuring Measuring rate 100Hz the value is filtered slightly higher noise immunity than P dEt small peaks will be filtered out apart from that identical behaviour like P dEt 9 2 Sea Level Correction The device display...
Страница 9: ...efers to the internal measured values fast peaks can be detected 9 4 Power Off Time If there won t be pressed any key and no interface communication takes place for the time of the power off time setting P Off the device will be switched off automatically to save battery power If P oFF oFF then the automatic switch off is deactivated 9 5 Address Up to 10 devices of the GMH3xxx handheld family can ...
Страница 10: ...see below min peak and max peak Min and max peak are the minimum resp the maximum of the measured values since the last recording Using them allows f e analysis of fluctuating pressures For the evaluation of the data the software HND Z034 has to be used The software also allows easy configuration and starting of the logger When the logger is activated Func Stor or Func CYCL the hold function is no...
Страница 11: ...ne by pressing 4 Changing the measurement is done by pressing the keys 5 or 6 10 2 Func CYCL Automatic Recording With Selectable Logger Cycle Time The Logger Cycle Time is settable please refer to Configuration For example CYCL 60 A measuring is recorded after each 60 seconds When the slow measurement rAtE Slo is chosen additionally a low power function is available Lo Po If Lo Po is on the device...
Страница 12: ...the recording manually By pressing Store key 6 the recording can be stopped manually Then the following choice appears The selection can be made by 5 key 2 and 6 key 5 Quit key 6 enters the choice Note If you try to switch off the instrument in the cyclic recording operation You will be asked once again if the recording is to be stopped The device can only be switched off after the recording has b...
Страница 13: ... range unit x x x 12 Read ID number x x x 204 Read display range decimal point x 22 Read min alarm rail AL AL Lo x 208 Read of channels x 23 Read max alarm rail AL AL Hi x 220 Read altitude only abs press sensors x 221 Set altitude only abs press sensors x 222 Read power off time Conf P oFF x 223 Set power off time Conf P oFF x x x 224 Logger Read data of CYCL Logger x 32 Read configuration flag B...
Страница 14: ...ed characters device does not react on keypress Device defective Return to manufacturer for repair Measured value above allowable range Check pressure above 1300 mbar measuring value to high Err 1 Sensor defective Return to manufacturer for repair Measured value below allowable range measuring value to low Err 2 Sensor defective Return to manufacturer for repair Err 4 Value is too low to be displa...
Страница 15: ...sis and linearity 0 4 F S temperature dependency 0 50 C Resolution 1 mbar Pressure units mbar bar kPa MPa mmHg PSI m switchable Overload max 4 bar absolute Measuring input by means of a metal hose stem Sensor piezo resistive absolute pressure sensor for air or non corrosive and non ionising gases and liquids not for water Display 2 x 4 digit LC displays Operating temperature 0 50 C Storage tempera...
Страница 16: ...aximum alarm can be deactivated Alarm 3 alarm settings Off Alarm function inactive On Alarm notification via display internal horn and serial interface No Sound Alarm notification only via display and interface Averaging Peak value memory unfiltered pressure peaks 10 msec Adjustable measuring cycle slow 4 measurements sec fast 100 measurements sec filtered peak detect 100 measurements sec Power sa...
Страница 17: ...with egg crate foam 275 x 229 x 83 mm HND Z023 Large case with recess 394 x 294 x 106 mm HND Z031 Interface converter on RS232 galvanically isolated HND Z032 Adapter RS232 converter on USB interface HND Z033 Interface converter on USB galvanically isolated HND Z034 Windows software for setting data read out and printing of the data of housings of the HND series with logger function HND Z081 Double...
Страница 18: ... Meter with external pressure sensor Model HND P239 to which this declaration relates is in conformity with the standards noted below Also the following EEC guidelines are fulfilled 93 38 EEC 2004 108 EC Electromagnetic compatibility 73 23 EEC 93 68 EEC Low voltage guideline for usage of the external power supply HND Z002 Hofheim 28 Jul 2005 H Peters M Wenzel General Manager Proxy Holder ...
