simpson228泄漏電流測試儀 Test for dangerous leakage currentwiththeSimpsonModel228,designed to meet the latest UL,IEC,andANSIspecifications.The228 detects both AC and DCleakagecurrentandsimulateshumanresponse at three differentlevels--reaction,let-go, andburnhazard. Each Model 228 comeswithtestleads withalligatorclips,manual, and batteries. Detects dangerous AC & DCleakagecurrentpresentontheconductive surfaces of electricalorelectronicequipment Designed to meet new IEC, ANSI, and UL guidelines Reaction, Let-Go and Unweighted Burn Hazard networkmeasurements Battery-powered for maximum portability Simpson 228 Special Purpose AC/DC Milliameter Designed specifically to measurehazardous"LeakageCurrents"or"TouchCurrents"which may appear whenapersontouchestheconductive surfaceof electrical orelectronicequipment.The228is designed inaccordance with IEC,ANSIandULguidelines. ? True RMS Readings ? Reads in Measurement Indication Units (MIU) up to .005 MIU ? Output Allows Measurement ofPeakCurrentinNon-SinusoidalWaveForms ? Let-Go, Reaction, and Burn Hazard Response Networks ? Detects dangerous AC & DC Leakage currents ? Includes Test Leads, Alligator Clips, Batteries and Manual SpecificationsGENERAL Reaction ResponseNetwork Let-Go ResponseNetwork UnweightedBurnHazard Response Network Equivalent network component values: Complies with values specified in IEC 990 (excluding fuse) Equivalent measuring instrument load: 1 MΩ- 10pF 1 MΩ- 62 pF 1 MΩ- 1 pF Ranges: 0.3, 1, 3, 10 M.I.U. 0.3, 1, 3, 10 M.I.U. 0-100 mA RMS Current accuracy: ±2% F.S. @ 60 Hz Meter measurement method: True RMS Meter frequency response: (Relative to ANSI C101-1992 or UL-1459 2nd edition) DC to 1 Hz Pointer shall track within 5% of peak 2Hz to 19Hz (Accuracy not supported) 20 Hz to 200 KHz ±2% F.S. ±2.5% of F.S. ±2% F.S. 200 KHz to 1 MHz ±2% F.S. ±2.5% F.S. ±5% F.S. Output sensitivity: Full scale meter indication equals 1V RMS (Measured with a 1 MΩ- 12 pF load) Output accuracy: ±2% of reading @ 60 Hz Output frequency response: (Relative to ANSI C101-1992 or UL-1459 2nd edition) DC to 50Hz ±2% of reading 50 Hz to 100 KHz ±2.5% of reading ±2% /-3% of reading ±2% of reading 100 kHz to 1 MHz ±5% of reading Voltmeter range: 0-300 V (AC or DC) Voltmeter accuracy: DC to 1 Hz Pointer shall track within 5% of peak 2Hz to 19Hz (Accuracy not supported) 20 Hz to 1KHz ±3% F.S. @ 60 Hz (Add ±1% for every additional 100Hz) Voltmeter frequency response: DC to 1 KHz Power requirements: Power requirements: (2) 9V (NEDA 1604A) batteries Physical: 7" x 5.25" x 3.125", 2-1/2 lbs (1.4kg),ABSplastic,fusedinput Environmental: 27°C ±2° C, 70% non condensing relative humidity.Outsidethisrangederateby10% per °C Maximum operating range: 0° to 40° C