25Microcomputer Gas MeterSecurity DisplayLCD 1. Pilot Flame Registration2.Operating State of Automatic Setting Function3. Shutoff Classication of Flow Increase Shutoff4. Setting Status for Operating Time Shutoff Value5. Reason for Shutoff6. Reason for Warning Communication MethodHalf Duplex Communication Method (N-Line/U-Bus)Visible Light Beacon System Communication Method(Visible Light Communication)Communication Contents1. Meter Reading Data3. Residual Amount Management Data5. Small Leak Timer Value7. Emergency Shutoff2. Security Data4. Shutoff Detail Data6. Center Shutoff Valve Open/ClosePulse Transmission1L/10L/100L/Pulse Switching TypeOtherDevice Identication FunctionPower SupplyLithium Battery (DC 3 V)Appearance ColorLight GrayExternal DimensionsH148×W173×D108 (mm)(Length from pipe sleeve center to rear surface: 40.5 mm)WeightApprox. 1.45 kgPackaging Unit6 pcsModelEY25MTH-YLEY25MTH-ZLMaximum Flow Rate2.5 m3/hPipe Sleeve ScrewM36×2 Pipe Sleeve Center Distance130 mm90 mmPipe Diameter20A (3/4B) or 15A (1/2B)Gas Flow DirectionLeft InletShutoff FunctionFlow Shutoff1. Total Flow2. Increased Flow3. Operating Time (Section 2: Fixed at 160 min or shorter, Section 1-2: To be shut off by limit time setting)4. Leak During Reset Safety CheckOther1. Seismoscope Operation3. Gas Leak Alarm Interlock5. Test7. Center9. Prepayment2. Pressure Drop4. External Device Interlock6. Battery Voltage Reduction8. Emergency10. Test Term ExpirationAlarm Function1. Small Leak in Flow3. Shutoff Abnormality5. Regulated Pressure Abnormality7. Prepayment9. Backow2. Battery Voltage Reduction4. Small Leak in Pressure6. Blocked Pressure Abnormality8. Test Term Expiration10. Alarm Power Plug DisconnectionPrevents troublesome gas shutoffs in autumn and winter, perfect for price plans calculated by equipmentLight, compact, and portable!The standard type, capable of acquiring a range of information in addition to the standard featuresSecurity DisplayLCD 1. Pilot Flame Registration 2. Operating State of Automatic Setting Function3. Shutoff Classication of Flow Increase Shutoff4. Setting Status for Operating Time Shutoff Value5. Reason for Shutoff 6. Reason for Warning Communication MethodHalf Duplex Communication Method (N-Line)Visible Light Beacon System Communication Method(Visible Light Communication)Communication Contents1. Meter Reading Data3. Residual Amount Management Data5. Small Leak Timer Value7. Emergency Shutoff2. Security Data4. Shutoff Detail Data6. Center Shutoff Valve Open/ClosePulse Transmission1L/10L/100L/Pulse Switching TypePower SupplyLithium Battery (DC 3 V)Appearance ColorLight GrayExternal DimensionsH148×W173×D108 (mm)(Length from pipe sleeve center to rear surface: 40.5 mm)WeightApprox. 1.45 kgPackaging Unit6 pcs● Specications ModelEY25MT-YLEY25MT-ZLMaximum Flow Rate2.5 m3/hPipe Sleeve ScrewM36×2 Pipe Sleeve Center Distance130 mm90 mmPipe Diameter20A (3/4B) or 15A (1/2B)Gas Flow DirectionLeft InletShutoff FunctionFlow Shutoff1. Total Flow2. Increased Flow3. Operating Time(Section 2: Fixed at 160 min or shorter, Section 1-2: To be shut off by limit time setting)4. Leak During Reset Safety CheckOther1. Seismoscope Operation3. Gas Leak Alarm Interlock5. Test7. Center9. Prepayment2. Pressure Drop4. External Device Interlock6. Battery Voltage Reduction8. Emergency10. Test Term ExpirationAlarm Function1. Small Leak in Flow3. Shutoff Abnormality5. Regulated Pressure Abnormality7. Prepayment9. Backow2. Battery Voltage Reduction4. Small Leak in Pressure6. Blocked Pressure Abnormality8. Test Term Expiration10. Alarm Power Plug Disconnection● Specications 173130108148173130108148E-type Security Gas Meter (High End)EY25MTHE-type Security Gas Meter (Standard)EY25MT
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