Ul, c-ul i/o entity parameters, Wiring methods – Rockwell Automation 1797-IRT8 FLEX Ex Thermocouple/RTD/mV Input Module User Manual User Manual

Page 69

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Publication 1797-6.5.2 - February 2001

Specifications A-3

UL, C-UL I/O Entity
Parameters

If the product has the UL/C-UL mark, it has been designed, evaluated,
tested, and certified to meet the following standards:

UL 913, 1988, Intrinsically Safe Apparatus and Associated Apparatus
for use in Class I, II, and III Division 1, Hazardous (Classified)
Locations

UL 1203, Explosion-Proof and Dust-Ignition-Proof Electrical
Equipment for Use in Hazardous (Classified) Locations

UL 2279, Electrical Equipment for Use in Class I, Zone 0, 1, and 2
Hazardous (Classified) Locations

UL 508, Industrial Control Equipment

CSA C22.2 No. 157-92, Intrinsically Safe and Non-Incindive
Equipment for Use in Hazardous Locations

CSA C22.2 No. 30-M1986, Explosion-Proof Enclosures for Use in
Class I Hazardous Locations

CSA-E79-0-95, Electrical Apparatus for Explosive Gas Atmospheres,
Part 0: General Requirements

CSA-E79-11-95, Electrical Apparatus for Explosive Gas
Atmospheres, Part 11: Intrinsic Safety “i”

CSA C22.2 No. 14-95, Industrial Control Equipment

Table 1

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 2

Wiring

Method

Channel

Terminals

V

oc

(V)

I

sc

(mA)

V

t

(V)

I

t

(mA)

Groups

C

a

(

µ

F)

L

a

(mH)

1 and 2

Any one

channel
e.g. ch0

0(+), 1(H), 2(L), 3(-)

9.0

37.0

-

-

A, B

4.9

20.0

C, E

14.7

80.0

D, F, G

39.2

160.0

37, 38, 39 (CJC0)

or

46, 47, 48 (CJC1)

9.0

1.0

-

-

A, B

4.9

1000.0

C, E

14.7

1000.0

D, F, G

39.2

1000.0

0(+), 1(H), 2(L), 3(-)

37, 38, 39 (CJC0)

or

46, 47, 48 (CJC1)

-

-

9.0

38.0

A, B

4.9

20.0

C, E

14.7

80.0

D, F, G

39.2

160.0

Terminals

V

t

(V)

I

t

(mA)

Groups

C

a

(

µ

F)

L

a

(

µ

H)

Male Bus

Connector

5.8

400

A-G

3.0

3.0

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