Emerson Rosemount 648 Quick Installation Manual page 14

Rosemount 648 Wireless
Table 4. Sensor Parameters
Sensor
U = 6.6 V
o
I = 26 mA
o
P = 42.6 mW
o
C = 10.9 uF
o
L = 500 mH
o
Japanese Certifications
I4 TIIS Intrinsic Safety
Ex ia IIC T4
Certificate TC18194. Various configurations available. Consult factory for certified
assemblies.
China (NEPSI) Certifications
I3 China Intrinsic Safety
Certificate No.: GYJ071412
Ex ia IIC T4/T5
Table 5. Sensor Parameters
Sensor
U = 6.6 V
o
I = 26 mA
o
P = 42.6 mW
o
C = 11 uF
o
L = 25 uH
o
Special Conditions for Safe Use:
1. The cable entry of wireless temperature transmitter should be protected to ensure the
degree of protection of the enclosure IP 20 (GB4208-1993) at least.
2. 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.
3. End users are not permitted to change any components insides.
4. During installation, use, and maintenance of the wireless temperature transmitter,
observe the following standards:
a. GB3836.13-1997 "Electrical apparatus for explosive gas atmospheres Part 13: Repair
and overhaul for apparatus used in explosive gas atmospheres"
b. GB3836.15-2000 "Electrical apparatus for explosive gas atmospheres Part 15:
Electrical installations in hazardous area (other than mines)"
c. GB3836.16-2006 "Electrical apparatus for explosive gas atmospheres Part 16:
Inspection and maintenance of electrical installation (other than mines)"
d. GB50257-1996 "Code for construction and acceptance of electric device for explosion
atmospheres and fire hazard electrical equipment installation engineering"
14
Quick Installation Guide
00825-0100-4648, Rev CC
February 2012