2 Hour MeterLH2H Hour MeterRoHS compliancePRODUCT TYPESPC board mounting typeInput method Measurement time range Backlight Front reset Model No.Non-voltage input type0 to 999999.9 h No No No LH2H-C-H-NNo 0 to 9999 h 59.9 m No No LH2H-C-HM-NNote: There is no front panel reset button on the PC board mounting type.Panel mounting typeInstallationtype Input methodMeasurement time range (switchable)Backlight Front reset Model No.0 to 999999.9 h 0 to 999 h 59 m 59 s0 to 3999 d 23.9 h 0 to 9999 h 59.9 mOne-touch installation type Non-voltage input type Yes No No Yes LH2H-FE-DHKNo Yes No Yes LH2H-FE-HMKVoltage input type(4.5 to 30 V DC)Yes No No Yes LH2H-FE-DHK-DLNo Yes No Yes LH2H-FE-HMK-DLYes No Yes Yes LH2H-FE-DHK-DL-BNo Yes Yes Yes LH2H-FE-HMK-DL-BFree voltage input type(24 to 240 V AC/DC)Yes No No Yes LH2H-FE-DHK-FVNo Yes No Yes LH2H-FE-HMK-FVInstallation frame type Non-voltage input type Yes No No Yes LH2H-F-DHKNo Yes No Yes LH2H-F-HMKVoltage input type(4.5 to 30 V DC)Yes No No Yes LH2H-F-DHK-DLNo Yes No Yes LH2H-F-HMK-DLYes No Yes Yes LH2H-F-DHK-DL-BNo Yes Yes Yes LH2H-F-HMK-DL-BFree voltage input type(24 to 240 V AC/DC)Yes No No Yes LH2H-F-DHK-FVNo Yes No Yes LH2H-F-HMK-FVNote: Please ask us about products without front reset button.* Refer to our website for details of product.Panel mounting typePC board mounting typeOne-touch installation type Installation frame typeFeatures• 7-segment LCD with 8.7 mm 0.343 in letterheight (total digits: 7)• Select by switch between two time rangesin a single meter.• Battery replacement easy on environment• Screw terminals are constructed toprotect fingers to ensure safety.• Backlight can be switched between greenand red (for backlight type)• IP66 compliant for resistance againstnegative environmental influences(only when panel surface uses rubberpacking) (for installation frame type)• Replaceable panel coverPanel design can be changed from standard (ash gray) toblack (sold separately).IP66 Time selectableLarge display in a small body,achieving high viewability anduser-friendliness