DM8252/8252RS
USER’S MANUAL
HIGH RESOLUTION
DIGITAL MANOMETER
DM8252
DM8252RS
INCLUDES
4
RUBBER
STOPPERS FOR DUCT
SMOKE DETECTORS
DM8252_8252RS_Manual_fin081109:Layout 1 9/23
Page 1: ...DM8252 8252RS USER S MANUAL HIGH RESOLUTION DIGITAL MANOMETER DM8252 DM8252RS INCLUDES 4 RUBBER STOPPERS FOR DUCT SMOKE DETECTORS DM8252_8252RS_Manual_fin081109 Layout 1 9 23...
Page 2: ...S Xad H35 D fWUZ U S e _WSegd Y bdWeegdW WhW _WV US Wcg b_W f Ua_bgfWd bWd bZWdS e b Wg_Sf U Ua fda e FZW _WfWd i V eb Sk S 56 eWY_W fe iZW f e X def fgd WV a Xad Sbbdaj eWUa Ve FZagYZ kag _ YZf eWW 6...
Page 3: ...before using MANOMETER QUICK START Unscrew battery compartment on rear of instrument and fit PP3 or Equivalent battery replace cover and secure with screw Press to switch the instrument on Press to se...
Page 4: ...Y BdWee SYS fa eWW f _W e UW efSdf aX dWUadV Y aX dWSV Y BdWee Y SYS dWfgd e fa dWS f _W dWUadV Y _aVW Note HOLD REC REC REC REC HOLD REC HOLD REL REC UNIT BdWee fa XdWWlW dWSV Y BdWee SYS fa US UW XW...
Page 5: ...sure unit indication 10 11 DIF Differential pressure mode 12 Positive pressure connection 13 Negative pressure connection Primary Data Screen displays pressure value N A DC power in Jack RS232 output...
Page 6: ...iZ UZ f _W kag US dW WSeW fZW Tgffa EWW 8 Y 3 FZW V eST W e WWb _aVW i TW hS V SXfWd baiWd aXX Fig A I AUTO POWER OFF SLEEP FUNCTION MODE OPTIONS 6W WfW S V dWb SUW i fZ bdaYdS__ST W geWd eW WUfST W e...
Page 7: ...V eb SkWV fZW _ VV W WXf aX eUdWW 8 Y 4 AfZWd Tgffa Xg Uf a e SdW aU WV agf WjUWbf Power Unit and Backlight BdWee _a_W fSd k SYS S V fZW g f UkU We fZdagYZ MAX 8 Y 5 S V MIN 8 Y 6 S V TSU fa UgddW f...
Page 8: ...Wda USgeWe fZW hS gW aX fZW V eb Sk fa eZai Se 0 0 a k fZW S_ag f aX bdWeegdW UZS YW i TW V USfWV BdWee _a_W fSd k SYS S V fZW g f dWfgd e fa fZW ad_S _aVW aX bdWeegdW V XXWdW f S eWW 8 Y 8 DIF Fig F...
Page 9: ...egdW eW ead fa _WSegdW YSgYW bdWeegdW Tk WSh Y a W bdaUWee Ua WUf a abW fa Sf_aebZWdW S V Ua WUf Y fZW eWUa V eW ead badf fa kagd ekefW_ Fig G BdWee _a_W fSd k S V fZW TSU YZf g_ SfWe Xad Sbbdaj eWUa...
Page 10: ...aUWVgdW a bSYW Cleaning GeW S VS_b U afZ S V _ V eaSb fa U WS fZW USeW aX fZW S a_WfWd Va af geW ZSdeZ VWfWdYW fe ad STdSe hWe Se fZWeW _Sk _Sd fZW X eZ ad VS_SYW fZW g f e USeW i fZ S SVhWdeW UZW_ US...
Page 11: ...Wcg dWV EShW fZW US TdSf a ba f Tk bdWee Y Wk SA S V e_S CA SbbWSde a fZW V eb Sk EWW 8 Y eWUa Ve fZW _WfWd Sgfa e be fa fZW WYSf hW bdWeegdW ba f Xad Wjf US TdSf a _aVW REC REC Fgd fZW _WfWd aXX BdWe...
Page 12: ...Ve S V fZW bdWee Y End S V CA SbbWSde S afZWd eWUa Ve fZW _WfWd fgd e TSU fa fZW ad_S _aVW EWW 8 Y REC psi Fig K psi Fig L X kag US f eShW Tk bdWee Y Wk W a SA SbbWSde b WSeW UZWU S fZW US TdSf a bdWe...
Page 13: ...ESHOOTING Power on but no display 5ZWU fZW TSffWdk Ua WUf a e DWb SUW i fZ S Wi TSffWdk ad SffSUZ abf a S 35 SVSbfad BAT indication DWb SUW i fZ S Wi TSffWdk iZW 56 V eb Ske BAT Sf fZW _ VV W Taffa_ N...
Page 14: ...fZW _WSegdW_W f bdWeegdW Wee fZS _ _g_ dS YW Err 2 i SbbWSd EWW 8 Y B Fig P Err 3 8ad S V XXWdW f S bdWeegdW hS gW SdYWd fZS _Sj _g_ V eb Sk Err 3 SbbWSde a fZW V eb Sk EWW 8 Y C Err 4 IZW kag eWf lWd...
Page 15: ...aX fZW eUdWW FZW _WfWd i af baiWd a GeW aX fZW TSU YZf USgeWe fZW BAT Ua fa SbbWSd REPLACING THE BATTERY 7hW X fZW TSffWdk iSe dWUW f k dWb SUWV UZWU fe ha fSYW WhW X kag YWf a dWeba eW Xda_ kagd efdg...
Page 16: ...W EfadSYW fW_bWdSfgdW dS YW fa 8 fa 5 AbWdSf Y g_ V fk Sj D BaiWd A W H TSffWdk 7jUWWV Y Sj _g_ bdWeegdW i USgeW bWd_S W f VS_SYW fa eW ead FZW _WfWd 4SffWdk H AbWdSf a _S gS DgTTWd Taaf 5a WUf a ZaeW...
Page 17: ...1 P XXXXX P XXXXX unit RS232 OUTPUT FZW _WfWd US i fZ S bWdea S Ua_bgfWd fa USbfgdW a W VSfS f US V eb Sk bdWeegdW dWUadVe i fZ dWS f _W agfbgf Kag US dWfd WhW X We S V eShW fZW VSfS Xad abWdSf Y VSfS...
Page 18: ..._ VWXWUfe _SfWd S S V iad _S eZ b Xad S bWd aV aX a W kWSd Xda_ fZW VSfW aX bgdUZSeW FZ e iSddS fk UahWde ad_S abWdSf a S V VaWe af UahWd TSffWdk _ egeW STgeW S fWdSf a fS_bWd Y WY WUf _bdabWd _S fW S...
Page 19: ...gd Y fW_e Xad S k dWSea IZW dWcgWef Y S DWfgd 3gfZad lSf a D3 b WSeW U gVW VSfS dWYSdV Y fZW VWXWUf hW dWSea FZW _WfWd e fa TW dWfgd WV S a Y i fZ YaaV bSU Y fa bdWhW f S k VS_SYW eZ b_W f S V egdWV S...
Page 20: ...NTS NOTICE WE ARE NOT RESPONSIBLE FOR TYPOGRAPHICAL ERRORS MAN DM8252 DM8252RS 08 09 GENERAL TOOLS INSTRUMENTS 80 White Street New York NY 10013 3567 PHONE 212 431 6100 FAX 212 431 6499 TOLL FREE 800...
