3
13. Do not remove the silicone rubber protective sleeve from the enclosure of equipment in Hazardous area
14. IS parameters must be observed for different external measuring ports on the different models in accordance with
Ex instruction strictly and completely
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
