Additel 273E Series, Руководство пользователя

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15. Intrinsically safe electrical system between IS apparatus and Associated apparatus or other IS apparatus:
Item I.S Interface External Measuring Instrument System
Equipment group IIC IIC IIC
Level of protection ia ia ia
Temperature class T4 T4 T4
Ambient temperature -20°C~+50°C -20°C~+50°C
Voltage Uo Ui(30V)
Current Io Ii(100mA)
Power Po Pi(0.75W)
Cable parameters
Capacitance Co Ci Cc
Inductance Lo Li Lc
L / R ratio / / /
Grounding Isolated Isolated Isolated
Uo
≤ Ui
Io
≤ Ii
Po
≤ Pi
Co
≥ Ci+Cc
Lo
≥ Li+Lc