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HD2303

 

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V1.6

 

TP472I.10 

Immersion probe, sensor Pt100.  Stem Ø6 mm, length 1000 mm.  Cable length 2 
metres. 

TP49A.I 

Immersion probe, sensor Pt100.  Stem Ø2.7 mm, length 150 mm.  Cable length 2 
metres. Aluminium handle. 

TP49AC.I 

Contact probe, sensor Pt100.  Stem Ø4 mm, length 150 mm.  Cable length 2 
metres. Aluminium handle. 

TP49AP.I 

Penetration probe, sensor Pt100. Stem Ø2.7 mm, length 150 mm.  Cable length 2 
metres. Aluminium handle. 

TP875.I 

Globe-thermometer Ø150 mm with handle. Cable length 2 metres. 

TP876.I 

Globe-thermometer Ø50 mm with handle. Cable length 2 metres. 

TP87.O 

Immersion probe, sensor Pt100.  Stem Ø3 mm, length 70 mm.  Cable length 2 
metres. 

 

T

EMPERATURE PROBES WITHOUT 

SICRAM

 MODULE

 

TP47.100.O

 

Immersion probe, sensor Pt100 direct 4 wires.  Probe's stem Ø3  mm, length 230 
mm. 4-wire connection cable with connector, length 2 metres. 

TP47.1000.O

 

Immersion probe, sensor Pt1000.  Probe's stem Ø3  mm, length 230  mm.  2-wire 
connection cable with connector, length 2 metres. 

TP87.100.O

 

Immersion probe, sensor Pt100 direct 4 wires.  Probe's stem Ø3  mm, length 70 
mm. 4-wire connection cable with connector, length 2 metres. 

TP87.1000.O

 

Immersion probe, sensor Pt1000.  Probe's stem Ø3  mm, length 70  mm.  2-wire 
connection cable with connector, length 2 metres. 

TP47

 

Only connector for probe connection: Pt100 direct 3 and 4 wires, Pt1000 and 
Ni1000 2 wires. 

 

 

DELTA  OHM metrology laboratories LAT N° 124 are accredited by ACCREDIA for 
Temperature, Humidity, Pressure, Photometry / Radiometry, Acoustics and Air Velocity. 
They can supply calibration certificates for the accredited quantities. 

 

Содержание Delta OHM HD2303.0

Страница 1: ...Operating manual Anemometer HD2303 0 www deltaohm com Companies Brands of GHM English Keep for future reference ...

Страница 2: ...Pt1000 TEMPERATURE PROBES 19 Temperature measurement 19 Connecting the TP47 connector for 4 wire Pt100 Pt1000 and Ni1000 probes 19 Direct connection of 4 wire Pt100 sensors 20 WARNINGS AND OPERATING INSTRUCTIONS 21 INSTRUMENT SIGNALS AND FAULTS 22 INSTRUMENT STORAGE 22 LOW BATTERY WARNING AND BATTERY REPLACEMENT 23 WARNING ABOUT BATTERY USE 23 NOTES ABOUT WORKING AND OPERATIVE SAFETY 24 INSTRUMENT...

Страница 3: ...ensor is either a Pt100 or Pt1000 The probes are fitted with the automatic detection module with the factory calibration settings already being memorized inside The units of measurement for the measurable quantities are for wind speed m s meter second km h kilometer hour ft min foot minute mph mile hour knot for calculated flow rate l s liter s m s cubic meter second m s cubic meter minute m h cub...

Страница 4: ...HD2303 4 V1 6 Anemometer HD2303 0 ...

Страница 5: ...creases the current value 8 UNIT MENU key it allows selection of the unit of measurement when pressed together with the DATA key it allows to open the menu 9 STD BY during normal operation it sets the hot wire probe to stand by in the menu changes the section s unit of measurement to m2 or inch2 10 REL key during normal operation enables the relative measurement displays the difference between the...

Страница 6: ...nts FAST or SLOW is displayed then the instrument carries on with the standard measurement MIN cm min s 2 3 m µ m k AUTO OFF the AutoPowerOff function can be disabled by simultaneously pressing this key and the HOLD key when turning the instrument on During turning on should no probes be connected the NO_PRBE_SER_NUM message is displayed in the line for symbols for a few seconds in the main line a...

Страница 7: ...the DATA calculation function When the instrument is off the previously memorized data are cleared Upon turning on the instrument automatically starts memorizing the MAX MIN and AVG values To reset the previous values and start with a new measurement session press CLR until the FUNC_CLRD message appears ENTER once the MENU has been opened with the DATA UNIT keys the DATA key will perform the ENTER...

Страница 8: ...nch2 this parameter defines a duct s section area for flow rate calculation 2 The filter FAST or SLOW used during measurements 3 Probe type the menu is opened by pressing simultaneously DATA UNIT the first item of the instrument programming menu will appear use the and arrows respectively located above the HOLD and REL keys to modify the displayed value press DATA ENTER to confirm the modification...

Страница 9: ... on to the next item push DATA ENTER push CLR ESC to delete the modification push UNIT MENU key again to quit 3 Probe type the PRBE_TYPE message is displayed in the comment line The main line in the center of the display shows the type of probe connected to the instrument The following probes can be connected to the input hot wire probes complete with SICRAM module vane probes complete with SICRAM...

Страница 10: ...ome also measure air temperature The measurement principles used are the following hot wire for the AP471 series vane for the AP472 series On request the probes of the AP471 and AP472 series can be fitted with a telescopic rod that eases measurements in areas difficult to reach for example vents The typical applications are wind speed and flow rate checks in air conditioning heating and cooling sy...

Страница 11: ...ect the SECT m2 menu item press STD BY to change the unit of measurement from m2 to inch2 using the and arrows enter the desired value press DATA ENTER to confirm the modification and go onto the next item press CLR ESC to cancel the modification to exit the menu press the UNIT MENU key again The area comprised must be between 0 0001m2 1 cm2 and 1 9999 m2 After input of the duct s section area sel...

Страница 12: ...n the range of 0 80 C The probes AP471S1 AP471S2 and AP471S3 measure the environment temperature in the range of 25 C 80 C AP471S4 in the range 0 C 80 C NOTE The AP471S modules are calibrated in the factory no calibration is required by the user AP471 S1 AP471 S3 The AP471S1 S2 and S3 probes are fitted with a cylindrical protection screen that can slide longitudinally over a groove The screen has ...

Страница 13: ...as vapours could trigger a fire or explosion Do not use the probe in the presence of inflammable gases Ensure that no gas or explosive vapor leakage is present in the measurement spaces The probe is very delicate and should be handled with extreme care Even a simple collision especially of the omnidirectional probes that have an uncovered sensor could render the probe unusable After measurement th...

Страница 14: ...HD2303 14 V1 6 Dimensions 85 87 200 min 880 max Ø13 Ø8 AP471 S1 110 Ø13 Ø8 AP471 S2 85 87 102 200 min 880 max Ø13 Ø8 AP471 S3 ...

Страница 15: ...HD2303 15 V1 6 AP471S4 ...

Страница 16: ...working temperature 60 Greater diameters are suitable for flow measurements in the presence of turbulence with medium low air speeds i e at the exit of the ducts Lower diameters are suitable in applications where the probe surface must be much slower than the duct cross section within which the measurement is carried out i e ventilation ducts Calibration The AP472S1 and AP472S2 probes are calibrat...

Страница 17: ...measurement following the instructions provided in this chapter Care and maintenance of the probes The probe performance mainly at low speeds largely depends on the very slow friction of the vane on its own axis In order not to compromise this characteristic it is recommended that forcing is avoided as well as blocking or rotating the vane with the fingers and if possible avoid inserting it in air...

Страница 18: ...imensions 1 2 3 AP472S1 AP472S2 To mount the telescopic rod on the probes unscrew the handle 3 holding the probe body still in the point 1 Screw the rod end on the screw 2 The handle 3 is screwed on the telescopic rod ...

Страница 19: ...he temperature on frozen blocks it is convenient to use a mechanical tool to bore a cavity in which to insert the tip probe In order to perform a correct contact measurement the measurement surface must be even and smooth and the probe must be perpendicular to the measurement plane So as to obtain the correct measurement the insertion of a drop of oil or heat conductive paste between the surface a...

Страница 20: ...an and perfect 7 Once the welding operation is complete close the two shells 8 insert the gasket in the module 9 screw the fairlead and the ring Make sure the cable is not twisted while you are screwing the fairlead Now the probe is ready Direct connection of 4 wire Pt100 sensors 4 wire Pt100 sensors can be soldered directly to the pins of the free female connector without making use of the TP47 b...

Страница 21: ...e 400 C and below 40 C avoid violent blows or thermal shocks to Platinum temperature probes as this could cause irreparable damage 9 To obtain reliable measurements temperature variations that are too rapid must be avoided 10 Temperature probes for surface measurements contact probes must be held perpendicular against the surface Apply oil or heat conductive paste between the surface and the probe...

Страница 22: ...es that the probe is measuring a value exceeding the measuring range PLS_EXIT FUNC RES_FOR_FACT ONLY please exit using ESC function reserved to factory calibration PRBE_SER serial number of the connected probe PROB ERR A probe with SICRAM module has been inserted when not admissible for that specific instrument PROB COMM LOST This appears if the probe has already been detected by the instrument bu...

Страница 23: ...n the instrument back on To replace the batteries proceed as follows 1 switch the instrument off 2 unscrew the battery cover counter clockwise 3 replace the batteries 3 1 5V alkaline batteries type AA 4 screw the cover on clockwise Malfunctioning upon turning on after battery replacement After replacing the batteries the instrument may not restart correctly in this case repeat the operation After ...

Страница 24: ...ional safety of the instrument can only be guaranteed under the environmental and electrical operating conditions that are in specified in chapter TECHNICAL CHARACTERISTICS Do not use or store the product in places such as listed below Rapid changes in ambient temperature which may cause condensation Corrosive or inflammable gases Direct vibration or shock to the instrument Excessive induction noi...

Страница 25: ...ndensation Protection degree of the case IP67 Power Batteries 3 1 5V type AA batteries Autonomy 200 hours with 1800mAh alkaline batteries Power absorbed with instrument off 20 µA Connections Input for probes 8 pole male DIN45326 connector Unit of Measurement m s km h ft min mph knot l s m3 s m3 min m3 h ft3 s ft3 min C F Measurement of temperature by Instrument Pt100 measurement range 200 650 C Pt...

Страница 26: ...0 C 25 80 C 0 80 C Measurement resolution Speed 0 01 m s 0 1 km h 1 ft min 0 1 mph 0 1 knot Temperature 0 1 C Measurement accuracy Speed 0 2 m s 0 10 0 99 m s 0 2 m s 0 10 0 99 m s 0 4 m s 1 00 9 99 m s 0 3 m s 1 00 5 00 m s 0 8 m s 10 00 40 00 m s Temperature 0 8 C 10 80 C 0 8 C 10 80 C Minimum speed 0 1 m s Air temperature compensation 0 80 C Battery life Approx 20 hours 20 m s with alkaline bat...

Страница 27: ...ge Speed 0 6 25 m s 0 5 20 m s Temperature 25 80 25 80 Resolution Speed 0 01 m s 0 1 km h 1 ft min 0 1 mph 0 1 knot Temperature 0 1 C Accuracy Speed 0 4 m s 1 5 f s 0 4 m s 1 5 f s Temperature 0 8 C Minimum speed 0 6 m s 0 5 m s Unit of Measurement Speed m s km h ft min mph knot Flow rate l s m3 s m3 min m3 h ft3 s ft3 min Pipeline section for flow rate calculation 0 0001 1 9999 m2 Cable length 2m...

Страница 28: ...Penetration 70 C 250 C TP875 I Globe thermometer Ø 150 mm 30 C 120 C TP876 I Globe thermometer Ø 50 mm 30 C 120 C TP87 O Immersion 50 C 200 C Common characteristics Resolution 0 01 C in the range 199 99 C 0 1 C in the remaining field Temperature drift 20 C 0 003 C Probes Pt100 4 wires and Pt1000 2 wires Model Type Application range Accuracy TP47 100 O Pt100 4 wires 50 250 C Class A TP47 1000 O Pt1...

Страница 29: ...ge 0 5 20 m s Cable length 2 metres AST 1 Telescopic shaft minimum length 210 mm maximum length 870 mm for AP472S1 and AP472S2 vane probes AP471S1 23 6 Fixed extension shaft 16 x 300 mm M10 male thread on a side female on the other For vane probes AP472S1 and AP472S2 AP471S1 23 7 Fixed extension shaft 16 x 300 mm M10 female thread on a side only For vane probes AP472S1 and AP472S2 TEMPERATURE MEAS...

Страница 30: ...DULE TP47 100 O Immersion probe sensor Pt100 direct 4 wires Probe s stem Ø3 mm length 230 mm 4 wire connection cable with connector length 2 metres TP47 1000 O Immersion probe sensor Pt1000 Probe s stem Ø3 mm length 230 mm 2 wire connection cable with connector length 2 metres TP87 100 O Immersion probe sensor Pt100 direct 4 wires Probe s stem Ø3 mm length 70 mm 4 wire connection cable with connec...

Страница 31: ......

Страница 32: ...rized third parties is excluded from the guarantee The instrument shall be returned FREE OF SHIPMENT CHARGES to your dealer The jurisdiction of Padua applies in any dispute The electrical and electronic equipment marked with this symbol cannot be disposed of in public landfills According to the Directive 2011 65 EU the european users of electrical and electronic equipment can return it to the deal...

Страница 33: ...the result of the constant development of the product This may produce some differences between the information written in this manual and the instrument you have purchased We cannot completely exclude the possibility of errors in the manual for which we apologize The data images and descriptions included in this manual cannot be legally asserted We reserve the right to make changes and correction...

Страница 34: ...GHM GROUP Delta OHM Delta Ohm S r l a socio unico Via Marconi 5 35030 Caselle di Selvazzano Padova ITALY Phone 39 049 8977150 Fax 39 049 635596 www deltaohm com sales deltaohm com V1 6 22 01 2021 ...

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