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Pre-Wired Cable and IFM Options for Spectrum 1756 Analog Modules
Technical Note
Date: 10/21/08 Product(s): 1756sc-IF8H, 1756sc-OF8H, 1756sc-IF8u, 1756sc-CTR8 Product Revision: NA Information: AIFM options Document # TN102108-01
The selection table below (Table 1) lists available Allen-Bradley pre-wired cables and AIFM modules that best fit our Spectrum 1756 analog modules. For details on the Allen-Bradley 1492 pre-wired systems, please refer to the AB publication titled "Digital/Analog Programmable Controller Wiring Systems", (Publication 1492TD008C-EN-P).
Table 1
1756sc-IF8H 1756sc-OF8H 1756sc-IF8u 1756sc-CTR8
2
8-channel analog input module with HART protocol 8-channel analog output module with HART protocol Universal 8-channel analog input module 8-channel high speed counter module
1492-AIFM8-31 1492-AIFM8-3 1492-IFM-40F Not Available
1492-ACABLE-UC (Diff Voltage) or 1492-ACABLE-UD (Diff. Current) 1492-ACABLE-WA (Voltage) or 1492-ACABLE-WB (Current) 1492-ACABLE--XXXsc Not Available
2
1 You may supstitute one of three fused AIFM blocks (i.e. 1492-AIFM8-F-5, 1492-AIFM16-F-3, 1492-AIFM16-F-5)
Wher e XXX is the le ngth (0 10, 02 0, 030 ,05 0,0 70) 1,2,3 ,5 or 7 meter l engths re sp ectively.
The figures below describe the correct wiring for the Spectrum analog modules.
Spectrum Controls, Inc
2700 Richards Rd. Suite 200 Bellevue, WA 98006
Phone: (425) 746-9481 Fax: (425) 641-9473 Web Site: www.spectrumcontrols.com

Pre-Wired Cable and AIFM Options for Spectrum 1756 Analog Modules
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Figure 1
Note: The numbers listed above in parenthesis refer to the ACABLE pin number. Use these numbers to determine the appropriate AIFM terminal numbers in figures 7 and 8. Note: The IF8H and OF8H use the same cable and IFM module as the Allen-Bradley IF16 and OF8 respectively.
Spectrum Controls, Inc
P.O. Box 5533 Bellevue, WA 98006
Phone: (425) 746-9481 Fax: (425) 641-9473 Web Site: www.spectrumcontrols.com

Pre-Wired Cable and AIFM Options for Spectrum 1756 Analog Modules
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(B1) (B4)
(B2) (B3) (B6) (B7) (B10) (B11) (B14) (B15) (B17) (B18)
0 RTD Exc+ 0 In+ (RTD In+) 0 In - (RTD In -) 0 iRTN (iIN)1 RTD Exc+
2 4 6 8
1 3 5 7
CJC0 In+ CJC0 In 4 RTD Exc+ 4 In+ (RTD In+) 4 In - (RTD In -) 4 iRTN (iIN)5 RTD Exc+ 5 In+ (RTD In+) 5 In - (RTD In -) 5 iRTN (iIN)6 RTD Exc+ 6 In+ (RTD In+) 6 In - (RTD In -) 6 iRTN (iIN)7 RTD Exc+ 7 In+ (RTD In+) 7 In - (RTD In -) 7 iRTN (iIN)-
(A1) (A2) (A4) (A5) (A8) (A9) (A12) (A13) (A16) (A17)
10 9 12 11 14 13 16 15 18 17 20 19 22 21 24 23 26 25 28 27 30 29 32 31 34 33 36 35
(A3) (A6)
(B5) (B8)
1 In+ (RTD In+) 1 In - (RTD In -) 1 iRTN (iIN)2 RTD Exc+
(A7) (A10)
(B9) (B12)
2 In+ (RTD In+) 2 In - (RTD In -) 2 iRTN (iIN)3 RTD Exc+ 3 In+ (RTD In+) 3 In - (RTD In -) 3 iRTN (iIN)CJC1 In+ CJC1 In -
(A11) (A14)
(B13) (B16)
(A15) (A18)
Note: Cable shields are terminated on terminals A19, A20, B19, and B20.
1492-ACABLE--XXXsc
The layout for the Allen-Bradley IFM blocks are shown in figures 2 and 6.
Spectrum Controls, Inc
P.O. Box 5533 Bellevue, WA 98006
Phone: (425) 746-9481 Fax: (425) 641-9473 Web Site: www.spectrumcontrols.com

Pre-Wired Cable and AIFM Options for Spectrum 1756 Analog Modules
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Figure 2 (1492-AIFM8-3) A1
A Block B1
B Block
Spectrum Controls, Inc
P.O. Box 5533 Bellevue, WA 98006
Phone: (425) 746-9481 Fax: (425) 641-9473 Web Site: www.spectrumcontrols.com

Pre-Wired Cable and AIFM Options for Spectrum 1756 Analog Modules
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Figure 3 (1492-IFM40F) A1
B1 A Block
B Block
Spectrum Controls, Inc
P.O. Box 5533 Bellevue, WA 98006
Phone: (425) 746-9481 Fax: (425) 641-9473 Web Site: www.spectrumcontrols.com

Pre-Wired Cable and AIFM Options for Spectrum 1756 Analog Modules
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Figure 4 (1492-AIFM8-F-5)
C Block B Block A Block A1 B1 C1
Spectrum Controls, Inc
P.O. Box 5533 Bellevue, WA 98006
Phone: (425) 746-9481 Fax: (425) 641-9473 Web Site: www.spectrumcontrols.com

Pre-Wired Cable and AIFM Options for Spectrum 1756 Analog Modules
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Figure 5 (1492-AIFM16-F-3)
C Block B Block A Block A1 B1 C1
Spectrum Controls, Inc
P.O. Box 5533 Bellevue, WA 98006
Phone: (425) 746-9481 Fax: (425) 641-9473 Web Site: www.spectrumcontrols.com

Pre-Wired Cable and AIFM Options for Spectrum 1756 Analog Modules
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Figure 6 (1492-AIFM-16_F-5)
C Block B Block A Block A1 B1 C1
TB1
TB2
Spectrum Controls, Inc
P.O. Box 5533 Bellevue, WA 98006
Phone: (425) 746-9481 Fax: (425) 641-9473 Web Site: www.spectrumcontrols.com

Pre-Wired Cable and AIFM Options for Spectrum 1756 Analog Modules
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Figure 7 (AIFM Pinouts) 1492-AIFM8-3 (Pinout)
1492-AIFM8-F-5 (Pinout)
Spectrum Controls, Inc
P.O. Box 5533 Bellevue, WA 98006
Phone: (425) 746-9481 Fax: (425) 641-9473 Web Site: www.spectrumcontrols.com

Pre-Wired Cable and AIFM Options for Spectrum 1756 Analog Modules
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Figure 8 (AIFM Pinout Cont.) 1492-AIFM16-F-3 (Pinout)
1492-AIFM16-F-5 (Pinout)
Spectrum Controls, Inc
P.O. Box 5533 Bellevue, WA 98006
Phone: (425) 746-9481 Fax: (425) 641-9473 Web Site: www.spectrumcontrols.com

Pre-Wired Cable and AIFM Options for Spectrum 1756 Analog Modules
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Spectrum Controls, Inc
P.O. Box 5533 Bellevue, WA 98006
Phone: (425) 746-9481 Fax: (425) 641-9473 Web Site: www.spectrumcontrols.com

Pre-Wired Cable and AIFM Options for Spectrum 1756 Analog Modules
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Spectrum Controls, Inc
P.O. Box 5533 Bellevue, WA 98006
Phone: (425) 746-9481 Fax: (425) 641-9473 Web Site: www.spectrumcontrols.com

Pre-Wired Cable and AIFM Options for Spectrum 1756 Analog Modules
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Spectrum Controls, Inc
P.O. Box 5533 Bellevue, WA 98006
Phone: (425) 746-9481 Fax: (425) 641-9473 Web Site: www.spectrumcontrols.com

Pre-Wired Cable and AIFM Options for Spectrum 1756 Analog Modules
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Spectrum Controls, Inc
P.O. Box 5533 Bellevue, WA 98006
Phone: (425) 746-9481 Fax: (425) 641-9473 Web Site: www.spectrumcontrols.com

Pre-Wired Cable and AIFM Options for Spectrum 1756 Analog Modules
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Spectrum Controls, Inc
P.O. Box 5533 Bellevue, WA 98006
Phone: (425) 746-9481 Fax: (425) 641-9473 Web Site: www.spectrumcontrols.com

Pre-Wired Cable and AIFM Options for Spectrum 1756 Analog Modules
Page 16
of 20
Spectrum Controls, Inc
P.O. Box 5533 Bellevue, WA 98006
Phone: (425) 746-9481 Fax: (425) 641-9473 Web Site: www.spectrumcontrols.com

Pre-Wired Cable and AIFM Options for Spectrum 1756 Analog Modules
Page 17
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Spectrum Controls, Inc
P.O. Box 5533 Bellevue, WA 98006
Phone: (425) 746-9481 Fax: (425) 641-9473 Web Site: www.spectrumcontrols.com

Pre-Wired Cable and AIFM Options for Spectrum 1756 Analog Modules
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Spectrum Controls, Inc
P.O. Box 5533 Bellevue, WA 98006
Phone: (425) 746-9481 Fax: (425) 641-9473 Web Site: www.spectrumcontrols.com

Pre-Wired Cable and AIFM Options for Spectrum 1756 Analog Modules
Page 19
of 20
Spectrum Controls, Inc
P.O. Box 5533 Bellevue, WA 98006
Phone: (425) 746-9481 Fax: (425) 641-9473 Web Site: www.spectrumcontrols.com

Pre-Wired Cable and AIFM Options for Spectrum 1756 Analog Modules
Page 20
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Spectrum Controls, Inc
P.O. Box 5533 Bellevue, WA 98006
Phone: (425) 746-9481 Fax: (425) 641-9473 Web Site: www.spectrumcontrols.com