User's Guide

16 For your safety
Entity parameters
The Entity Concept allows interconnection of IS/NI
equipment with associated equipment when the following
is true:
Ui
Uo, Ii
Io, Pi
Po, Ci
Co, Li
Lo, and Li/Ri
Lo/Ro.
The installation must be in accordance with the following
standards:
National Electrical Code (NEC), ANSI/NFPA 70, Arti-
cles 504 and 505
Canadian Electrical Code (CEC) Part I, CAS C22.1
ANSI/ISA-RP12.06.01
EN/IEC 60079-25
relevant local regulations.
TP9300/TP9400 IS/NI radios have the following entity
parameters.
Radio accessory port:
Radio battery port:
Uo 7.2 V
Io 0.42 A
Po 1.3 W
Co 1.97
μ
F
Lo 100
μ
H
Lo/Ro 20
μ
H/
Ω
Ui 8.4 V
Ii IIA: 2.9 A
IIC: 1.9 A
Um 9.0 V (charging)
Ci 1.2
μ
F
Li 5.7
μ
H