Tait TP9300 User Manual - page 15

 For your safety  15

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