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Module location in chassis, Modular chassis considerations, Fixed expansion chassis considerations – Rockwell Automation 1746-NI8 SLC 500 Analog Input Modules User Manual User Manual

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IA4
IA8

IA16

IM4
IM8

IM16

OA8

OAP12

OA16

IB8

IB16

IC16

ITB16
ITV16

IV8

IV16

IG16

OV8

OV16

OB8

OBP8

OBP16
OVP16

OG16

OW4
OW8

OW16

IO4
IO8

IO12

NI4
NI8

NIO4I

FIO4I

FIO4V

NIO4V

NT4

NR4

HSTP1

IH16

DCM

HS

OB16

IN16

BASn

BAS

OB32
OV32

IV32
IB32

OX8

NO4I

NO4V

KEn

KE

Ć
Ć
Ć
Ć
Ć
Ć
Ć
Ć
Ć
Ć
Ć
Ć
Ć
Ć
Ć
Ć
Ć
Ć
Ć
Ć
Ć
Ć
Ć
Ć

0.045
0.090
0.180
0.025
0.045
0.070
0.085
0.100
0.145
0.150
0.120

0.115

0.040
0.050

Ć
Ć
Ć
Ć
Ć
Ć

0.125
0.040

Ć
Ć
Ć
Ć

0.090
0.195
0.145
0.125
0.040

0.035
0.050
0.085
0.035
0.050
0.085
0.185
0.370
0.370
0.050
0.085
0.085
0.085
0.085
0.050
0.085
0.140
0.135
0.270
0.135
0.135
0.250
0.250
0.180
0.045
0.085
0.170
0.030
0.060
0.090
0.025
0.200
0.055
0.055
0.055
0.055
0.060
0.050
0.200
0.085
0.360
0.300
0.280
0.085
0.150
0.150
0.452
0.452
0.106
0.106
0.085
0.055
0.055
0.150
0.150

5V dc

(Amps)

24V dc

(Amps)

NI8

Fixed Controller Compatibility Table

3–2

Installation and Wiring

Publication 1746Ć6.8 - April 1997

Modular Chassis Considerations

Place your 1746-NI8 module in any slot of an SLC 500 modular, or
modular expansion chassis, except for the extreme left slot (slot 0) in
the first chassis. This slot is reserved for the processor or adapter
modules.

Important: For applications using the upper limit of the operating

temperature range, the 1746-NI8 module (or multiple
1746-NI8 modules) should be placed in the right most
slot(s) of the chassis. The specification for operating
temperature is:

Operating Temperature Range
0

°

C to 55

°

C (32

°

F to 131

°

F) in any slot except slot 0

0

°

C to 60

°

C (32

°

F to 140

°

F) in right most slot of chassis

Fixed Expansion Chassis Considerations

Important: The 2-slot, SLC 500 fixed I/O expansion chassis

(1746-A2) will support only specific combinations of
modules. If you are using the 1746-NI8 module in a
2-slot expansion chassis with another SLC I/O or
communication module, refer to the table at the left to
determine whether the combination can be supported.
In the table:

A dot indicates a valid combination.

No symbol indicates an invalid combination.

A triangle indicates an external power supply is
required. (Refer to the Analog I/O Module User
Manual, publication 1746-6.4.)

When using the table, be aware that there are certain
conditions that affect the compatibility characteristics of
the BASIC module (BAS) and the DH-485/RS-232C
module (KE).

When you use the BAS module or the KE module to
supply power to a 1747-AIC Link Coupler, the Link
Coupler draws its power through the module. The
higher current drawn by the AIC at 24V dc is calculated
and recorded in the table for the modules identified as
BASn (BAS networked) or KEn (KE networked).
Make sure to refer to these modules if your application
uses the BAS or KE module in this way.

Module Location in Chassis