Panasonic KW8M - Chapter 9 Specifications; Main Unit

KW8M Eco-POWER METER
69
Chapter 9 Specifications
9.1 Main unit
Rated operating voltage
100-240V AC
Rated frequency
50/60Hz common
Rated power consumption
8VA
Allowable operating
voltage range
85-264V AC (85 to 110% of rated operating voltage)
Allowable momentary
power-off time
10ms
Ambient temperature
-10 to +50
℃
(-25 to +70
℃
at storage)
Ambient humidity
30 to 85%RH (at 20℃) non-condensing
Breakdown voltage(initial)
Between the isolated circuits:
2000V for 1min
note) Cut-off current: 10mA
However protective varistor excluded.
A)Outer edge (enclosure)
－All terminals
B)Insulated circuit
・Operating power supply terminals－
Analog input terminals
・Operating power supply terminals－
Pulse input terminal
・RS485－All other terminals
・Pulse output terminals－
All other terminals
note1)
Insulation
resistance(initial)
Between the isolated circuits:
100MΩor more
(measured at 500V DC)
Vibration resistance
10 to 55Hz (1cycle/min) single amplitude : 0.375mm(1h on 3 axes)
Shock resistance
Min. 294m/s
2
(5 times on 3 axes)
Display method
8-digit, 7-segment LED
Power failure memory method
EEP-ROM (more than 100,000 overwrite)
Size
48 x 96 x 98.5 mm
Weight
AKW8111: approx.235g (without mounting bracket)
AKW8111H: approx.250g (without mounting bracket)
note1) Analog input terminals: No.11 to 20 / Pulse input terminal: No.4 and 5