Rated surge voltage (V
surge
) 4.0 kV
Linear measuring range 1.25 × V
rated
Measuring frequency 50/60 Hz (30.0 to 85.0 Hz)
Accuracy Class 1
Input resistance per path 120 V 0.498 MΩ
480 V 2.0 MΩ
Currents
Measuring inputs Galvanically isolated
Measuring current [1] Rated value (I
rated
)
../1 A
[5] Rated value (I
rated
)
../5 A
Accuracy Class 1 ≤1% of full scale
Linear measuring range System A and B approx. 1.5 × I
rated
Measuring frequency 50/60 Hz (40 to 85 Hz)
Maximum power consumption per path < 0.15 VA
Rated short-time current (1 s) [1] 50.0 × I
rated
[5] 10.0 × I
rated
8.1.2
Ambient Variables
Power supply 12/24 Vdc (8 to 40.0 Vdc)
Intrinsic consumption LS-512: ~ 5 W
LS-522: ~ 6 W
Degree of pollution 2
Maximum elevation 2,000 m ASL
Overvoltage (≤ 2 min) 80 Vdc
Reverse voltage protection Full supply range
Input capacitance LS-512: 660 µF
LS-522: 660 µF
8.1.3 Inputs/Outputs
Discrete inputs
Discrete inputs Galvanically isolated
Input range (Vcont. dig. input) Rated voltage
12/24 Vdc (8 to 40.0 Vdc)
Input resistance approx. 20 kΩ
306 LS-5 v2 Series 37650
8 Technical Speci󰈡cations
8.1 Technical Data