เครื่องวัดกราวด์ ProsKit 8PK-ST1520

เครื่องวัดกราวด์ 8PK-ST1520 PRO'SKIT
MEASUREMENT RANGES : EARTH RESISTANCE
0-20OHM/0-200OHM/0-2000OHM,
EARTH VOLTAGE 0-200V AC (40-500Hz)
ACCURACY : EARTH RESISTANCE+/-(2% RDG+2DGT).
EARTH VOLTAGE+/-(1% RDG+2DGT)
EARTH RESISTANCE RESOLUTION : 0-20OHM(0.01OHM),
0-200OHM(0.1OHM),0-2000OHM(1OHM)
MEASUREMENT SYSTEM : EARTH RESISTANCE
BY CONSTANCE CURRENT INVERTOR 820 Hz
APPROX. 2mA.LOW BATTERY INDICATION : "B" SYMBOL
APPEARS ON THE DISPLAY DATA HOLD INDICATION
DH" SYMBOL APPEARS ON THE DISPLAY OVER RANGE
INDICATION : "1" (MSD)OPEN CIRCUIT INDICATION
LED WILL BE UNIT POWER SOURCE : 1.5V(SUM-3) x 6.
TYPE AA.DIMENTION : 163 x 100 x 50 MM. WEIGHT : 480 G.
APPROX. (BATTERY INCLUDED)ACCESSORIES
TEST LEADS (RED 15 m YELLOW 10 m GREEN 5 M)
AUXILIARY EARTH BARS. WEIGHT : 2029 G.
INDIVIDUAL PACKING : COLOR BOX