Manuale d’uso / di manutenzione del prodotto H25-IR del fabbricante Bacharach
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H25-IR Infrared Refrigerant Gas Leak Detector Instruction 3015-4342 Operation & Maintenance Rev. 1 – January 2006 Product Leader ship • Training • Service • Re liability.
A Instruction 3015-4342 WARRANTY Bacharach, Inc. warrants to Buyer that at the time of deliv ery this Product will be free from defects in material and manufacture an d will conform substantially to Bacharach Inc.
H25-IR Contents Instruction 3015-4342 i Table of Contents 1 Introduction ................................................................................................................... ............. 1 1.1 Purpose of Instruction Manual ............
Contents H25-IR ii Instruction 3015-4342 3.4 CAL Factor ..................................................................................................................... .................... 25 3.4.1 Simulating Other Internal Leak Sour ce Gas Types Using the CAL Factor .
H25-IR Introduction Instruction 3015-4342 1 1 Introduction 1.1 Purpose of Instruction Manual This instruction manual prov ides important in formation on how to insta ll, operate, and servic e the Bacharach H25-IR Refrigerant G as Leak Detector.
Introduction H25-IR 2 Instruction 3015-4342 1.2.5 Explosive Atmosphere Do not operate this in strument in the pres ence of fl am mable liquids, vap ors or aerosols. Oper ation of any electrical ins trument in such an en vir onment constitutes a safety hazard.
H25-IR Introduction Instruction 3015-4342 3 1.3 Ordering Information The H25-IR instrum ent along with its Prob e type and Hose le ngth are ordered by spec ifying 3 codes. T he codes must be listed in th e following sequenc e: Code A – Model N ame Code B – Gas Type Code C – Probe Type and Hose L ength Table 1-1.
Introduction H25-IR 4 Instruction 3015-4342 1.5 Features and Capabilities • Detects and measures (depend in g on instrument’s part numb er): o CFCs, HCFCs, HFCs and halogens o R600a o SF 6 o CO 2 .
H25-IR Introduction Instruction 3015-4342 5 1.6 Functional Overview The H25-IR is an industria l gas leak analyzer fo r the detection of CFCs, HC FCs, HFCs and halogen gas compounds, R600a, SF 6 , CO 2 or R227. This instrument can be used to loc ate and then quantify gas leaks, as well as log and totalize a grou p of leaks in a syst em.
Introduction H25-IR 6 Instruction 3015-4342 1.7 Names and Functions of Components 1.7.1 Front View Front Panel Buttons ENT (Enter) • Selects a highlighted menu item. • Saves a selection or manually en tered data (e.g. date and time). ESC (Escape) • Displays a previously viewed m enu or data screen.
H25-IR Introduction Instruction 3015-4342 7 1.7.2 Rear View 1.7.3 Interior.
Introduction H25-IR 8 Instruction 3015-4342 1.7.4 Standard Probe 1.7.5 Standard Probe with LE D and Pr ogrammable Pushbutton HOSE 6 or 12 foot (1.8 or 3.7 m) FLEXIBLE PROBE TUBE 8 or 15 inches (200 or 381 mm) LED (Flash rate increases as the detected gas level increases, or lights steady when a user selected leak rate is detected.
H25-IR Introduction Instruction 3015-4342 9 1.7.6 Smart Probe 1.7.7 Smart Probe Ke ylock Function The Smart Probe’s keypa d can be locked to prevent accidental key presses wh en working in tight spaces.
Introduction H25-IR 10 Instruction 3015-4342 1.8 Menu System Press the ENT and ESC keys at the same time to access the Main menu. The menu system enabl es the operator to perform such funct ions as se.
H25-IR Preparing for Operation Instruction 3015-4342 11 2 Prep aring for Operation 2.1 Connecting the Probe Plug the probe connec tor into the fron t panel PROBE receptac le by aligning the red dots on both th e connector and receptacle. Screw the desired flexi ble probe tub e (8 or 15 inches) ont o the probe assembly.
Preparing for Operation H25-IR 12 Instruction 3015-4342 2.4 System Setup When shipped from th e factory, the H25-I R has been configured accordin g to it s part number as described in Appendix “A”.
H25-IR Preparing for Operation Instruction 3015-4342 13 2.4.3 Relays Four SPDT relays (rated 3 A, 240 VAC) can be ind ivi dually programmed to energize under any one of 11 different ope rating condit ions. The contacts of th ese relays can b e connected to an externa l device that wil l activate when the d esignated operat ing conditio n is met.
Preparing for Operation H25-IR 14 Instruction 3015-4342 2.4.5 Brightness The BRIGHTNESS function ch anges the brightnes s level of the instrument’s front pane l display. Use the Up , Down , Left , or Right button to change the br ightness to any one of four levels.
H25-IR Preparing for Operation Instruction 3015-4342 15 2.5 Configuring the SETUPS Function There are four user-d efined Setups that all ow the op erator to quickly switch between fr equently used combinations of Gas Type, Range , Fe edback Mode, Se tpoint, and the Auto Zero Off condition.
Preparing for Operation H25-IR 16 Instruction 3015-4342 2.5.3 Gas Type The GAS TYPE funct ion sets the type of gas b eing monitored. Use the Up and Down buttons to h ighlight the desired gas. Press ENT to save the selection. NOTE: The gases displayed depend on which optical bench is ins talled.
H25-IR Preparing for Operation Instruction 3015-4342 17 2.5.6 Search Auto Zero The SEARCH AUTO ZE RO function all ows the operator to s elect one of th e following c onditions when the auto-zero function is disa bled while in the Search mode: NOTE: This function works in conjunction with the setpoint value as entered in Section “ 2.
Preparing for Operation H25-IR 18 Instruction 3015-4342 2.7 External Relay Connections The H25-IR includes four SPDT rela ys whose rela y contac ts are rated 3 A at 240 VAC. External alarm devices (e.g., horns, bells, strobe li ghts, etc.) can be connected to thes e relays and activate d when their associated relay is ener gized.
H25-IR Preparing for Operation Instruction 3015-4342 19 2.8 4–40 mA Current Loop Connection An external 4 − 20 mA monitoring device (e.g ., chart recorder) can be connected to the H25-IR usin g a shielded-tw isted-pair cable. IMPORTANT! The monitoring device must be is olated from ground (floating).
Preparing for Operation H25-IR 20 Instruction 3015-4342 Notes:.
H25-IR Calibration Instruction 3015-4342 21 3 Calibration When the instrument is supplied with an internal le ak source, the oper ator can choose between tw o types of calibration: Internal or External . Internal calibration uses the instru ment’s built-in leak source, while External calibration uses a customer s upplied calibrated leak source.
Calibration H25-IR 22 Instruction 3015-4342 3.1.2 External Calibration Selection and Setup When using an external leak source, the instrum ent must be setup for external calibr ation along with entering the leak rate and gas type of the external leak source.
H25-IR Calibration Instruction 3015-4342 23 3.2 Internal Calibration Internal calibration uses the instr ument’s built-in leak source. Properties of the le ak source (i.e. gas type, leak rate, temp erature coeffic ient, and specifica tion temper ature) are entere d at the factory and d o not need to be changed by th e operator.
Calibration H25-IR 24 Instruction 3015-4342 3.3 External Calibration External calibration uses a customer s upplied leak source that matches the gas to be monit ored. Properties of the leak source must be enter ed by the operat or using the EXT RAT E and EXT GAS TYPE functions as described in Section 3.
H25-IR Calibration Instruction 3015-4342 25 3.4 CAL Factor The factory d efa ult CAL Factor of 1.000 will pr ov ide the level o f accuracy as stated in Sect ion 7 Specifications for all gases.
Calibration H25-IR 26 Instruction 3015-4342 7. Compute the new CAL Factor by divid i ng the actual leak rate of the exte rnal le ak source by the reading recorded in Step 6. For exam p le, if the leak rate of the exte rnal leak source is 0.4 oz/yr and the measured rate was 0.
H25-IR Calibration Instruction 3015-4342 27 3.4.3 Adjusting the CAL Factor Display the Calibr ation Data menu by first pressing both the ENT and ESC butt ons on either the instrument’s front pane l or Smart probe at the sa me time to display the Main menu.
Calibration H25-IR 28 Instruction 3015-4342 Notes:.
H25-IR Operation Instruction 3015-4342 29 Gas Measurement Leak Units Gas Type Mode Setup Name (first 8 characters) Range & Mode Graphical Display of Gas Level 4 Operation 4.1 Instrument Location The H25-IR Refrig erant Gas Leak Detect or should be pl aced on a flat, horizontal surface such as a bench or table top when in use.
Operation H25-IR 30 Instruction 3015-4342 4.2.3 Range Selection The H25-IR has three sensiti vity ranges: SM (sm all), MED (medi um), and LG (large ). The range use d when searching f or a leak depends on the size of the leak and th e type of gas bein g monitored.
H25-IR Operation Instruction 3015-4342 31 4.2.5 Volume Adjustment A speaker a t the rear of the in strume nt produc es an audible tone whos e frequenc y increas es as the dete cted level of gas i ncreases.
Operation H25-IR 32 Instruction 3015-4342 4.2.7 Measuring the Leak Rate After finding a leak, a measurement can be mad e to determine its leak rate as follows: 1. Press the MODE button to displa y “MERS” at the bottom of the Data Dis play screen or “MEASR” on the Smart prob e.
H25-IR Operation Instruction 3015-4342 33 4.2.9 Logging Measured Readings The H25-IR can log up to 50 measur ements, which can th en be viewed a nd analyzed at a later tim e. Each logged measurement is given a date & time stamp for ident ification.
Operation H25-IR 34 Instruction 3015-4342 4.2.10.2 Clearing the Log Display the Log menu as described Section 4.2.10. Next, use th e Up and Down buttons to highlight “CLEAR LOG” and then press the ENT button to display the Clear Log screen. Press the ENT button to clear the l og of all stored m easurements.
H25-IR Operation Instruction 3015-4342 35 4.3 What to Do when a Fault Occurs When the instrument’s diagnostics de tects that a fault has occurred, the word “FAULT” a ppears in place of the Gas Type, and an audible be ep occurs ever y 2 seconds.
Operation H25-IR 36 Instruction 3015-4342 Notes:.
H25-IR Maintenance Instruction 3015-4342 37 5 Maintenance 5.1 Diagnostics Menu The Diagnostics m enu provides infor mation about the inst ru ment’s operation that will be useful to service technicians for the purpo se of troubleshootin g various fault c onditions.
Maintenance H25-IR 38 Instruction 3015-4342 5.1.2 Last Fault The Last Fault screen prov ides a text description o f all current faults that ha ve been detected by the instrument. Once the cau se of the fault(s) has been cleared, its descripti on is removed from the scree n.
H25-IR Maintenance Instruction 3015-4342 39 5.1.3 IR Emitter The IR Emitter scre en provides read outs of the detector’s voltage, current, resistanc e, and power consumption. When contacting the Bac harach Service Departm ent, the operat or may be asked to provi de this information t o help in the trou bleshooting pr ocess.
Maintenance H25-IR 40 Instruction 3015-4342 5.2.1 Auto Gain IMPORTANT! The instrument must be sampling fr esh air (zero gas) when the Auto Gain function is selected.
H25-IR Maintenance Instruction 3015-4342 41 5.2.6 Leak TEMPCO The Leak Temperatur e Coeffici ent value is set to match the t emperature coe fficient of the internal leak source as indicated on the tag attached to the leak source.
Maintenance H25-IR 42 Instruction 3015-4342 5.2.7.3 Box Temperature Calibration Screen In order to accurately determine wh en the internal lea k source is running out of gas, the enclosure’s tempera.
H25-IR Maintenance Instruction 3015-4342 43 5.3 Flashing Memory As update s to the instrument’ s firmwa re be come avail able, the instrument can be upgraded by flashing its memory as des cri bed below. IMPORTANT! After flashing memory, all operating parameters and sensor calibrations will have been erased.
Maintenance H25-IR 44 Instruction 3015-4342 7. From the C:RF U folder, run the f lash memory program b y double clicking the file rfu.exe . 8. Select Setup > Communications . 9. Under “Serial Opt ions”, select Use Serial Connection. Then set the Baud Rate t o 115200 , and select Enable Processor Detection .
H25-IR Maintenance Instruction 3015-4342 45 11. Select File > Load Flash Image . 12. Click the browse button in the Choose Flash Image dialog box; navigate to the C: RFU folder; and then high light the bin file of the new fir mware’s flash imag e file.
Maintenance H25-IR 46 Instruction 3015-4342 5.4 Part Replacement WARNING! Shock Hazard. Before performing any service work, remove the AC power cord to prevent electrical shock.
H25-IR Maintenance Instruction 3015-4342 47 5.4.2 Fuse Replacement The H25-IR is protected from el ectrical dama ge by a single 1 A fuse loc ated next to the A C receptacle at the rear of the instrument. Items Required: • Small flat-blade screwdriver • Fuse (P/N 604-2610 – spare fuse locat ed in fuse holder) Procedure: 1.
Maintenance H25-IR 48 Instruction 3015-4342 5.4.4 Internal Filter Replacement A filter located ins ide the instrument may becom e blocked due to dust or w ater being drawn int o the instrument. A blocked f ilter is identified by a “Se arch Flow Fault, ” “Measure Flow Fault,” or a “No Flow” fault occurring.
H25-IR Parts & Service Instruction 3015-4342 49 6 Part s and Service 6.1 Replacement Parts Item Description Part Number Complete Instrument ............................................................................. Refer to Section 1.3 Ordering Information H25-IR Unit: CFC, HCFC, HFC & Ha logen gases .
Parts &Service H25-IR 50 Instruction 3015-4342 6.2 Service Centers Service and replacem ent parts can be obtain ed by contacting one of the following Bac harach Service Centers: United States Bacharach, Inc. 621 Hunt Valley Circle New Kensington, PA 15068 Phone: 724-334-5051 Fax: 724-334-5723 Email: help@bachar ach-inc.
H25-IR Specifications Instruction 3015-4342 51 7 S pecifications Gases Detected .......................... Detects and measures, depending on instrument’s part number: • CFCs, HCFCs, HFCs and Halo.
Specifications H25-IR 52 Instruction 3015-4342 Notes:.
H25-IR Appendix A Instruction 3015-4342 53 APPENDIX A – Factory Defaults Table A-1 lists the factory default p arameters that are determined by the instrument’s part number (as marked on the rear panel), while Table A-2 list s the default parameters that are us er definabl e.
Appendix A H25-IR 54 Instruction 3015-4342 Notes:.
H25-IR Appendix A Instruction 3015-4342 55 Notes:.
Headquarters: 621 Hunt Valley Circle, New Kensington, PA 15068 Ph: 724-334-5000 • Fax: 724-33 4-5001 • Toll Free: 1-800-736-4 666 Website: www.bacharach-inc.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Bacharach H25-IR è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Bacharach H25-IR - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Bacharach H25-IR imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Bacharach H25-IR ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Bacharach H25-IR, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Bacharach H25-IR.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Bacharach H25-IR. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Bacharach H25-IR insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
