Rockwell-automation 1797-IE8NF FLEX Ex 8 Input Analog, HART and Noise Manual do Utilizador descarregar pdf (Página 44)

44 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules

Publication

1797-5.5 - September 2011

Wiring Methods

• Wiring method 1 - Each channel is wired separately.

• Wiring method 2 - Multiple channels in one cable, providing each

channel is separated in accordance with the National Electric Code

(NEC) or Canadian Electric Code (CEC).

Table 1

Wiring

Method

Channel Terminals V

(V)

(mA)

(V)

(mA)

Groups C

(μF)

(mH)

1 and 2 Any one

channel,

for

example,

ch0

0(+), 1(sig) 23.7 92.5 - - A, B, IIC 0.06 2.0

C, E, IIB 0.18 8.0

D, F, G, IIA 0.48 16.0

1(sig), 2(-) 5 1.0 - - A, B, IIC 100 1000

C, E, IIB 300 1000

D, F, G, IIA 800 1000

0(+), 1(sig),

2(-)

- - 23.7 93.5 A, B, IIC 0.06 2.0

C, E, IIB 0.18 8.0

D, F, G, IIA 0.48 16.0

FLEX Ex Analog

Input I/O Module

Indicators

Female Bus

Field Wiring

Terminal Base

Key

Male Bus

Connection

Key Position for

Terminal Base

Insertion

42055

1 2 ... 39 40 41 42 43 44 45 46 47 48 49 50 51 52

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