Emerson Rosemount 3100 Series, Reference Manual, Page: 92 / 144

Reference Manual
00809-0100-4840, Rev. BA
July 2008
Rosemount 3100 Series
B-8
2. Safety Parameters:
Power supply terminals (1, 2)
Ui = 30 V, Ii = 120 mA, Pi = 0.82 W, Ci
≈
0 nF, Li = 108
μ
H
Sensor terminals (7, 8)
Uo = 30 V, Io = 8.42 mA, Po = 63 mW, Co = 66 nF, Lo = 502 mH
3. The cable entry of transmitter should be protected to ensure the degree
of protection of the enclosure IP 20(GB4208-1993) at least.
4. Associated apparatus should be installed in a safe location, and during
installation, operation and maintenance, the regulations of the instruction
manual have to be strictly observed.
Certificate GYJ081010X
1. Suffix "X" denotes following safe conditions:
• "Transmitter should be protected from light”.
• "Provision need to be made externally to prevent the transients
exceeding 40% of the rated voltage at the power supply terminals”.
• "Protective measures should be applied to avoid the danger of
electrostatic charge when the transmitter is installed in the hazardous
location, and plastic parts of transmitter shall only be cleaned by
damp cloth”.
2. The cable entry of transmitter shall use cable entry in accordance with
GB 3836.1-2000 or GB 3836.8-2003, with which the degree of protection
of the enclosure IP 67(GB4208-1993) at least shall be ensured.