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Johnson Controls IOM2723, Installation Manual, Page: 10 / 18

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Johnson Controls IOM2723 Installation Manual Download Page 10

Termination details

A set of Johnson Controls termination diagrams

provides details for wiring inputs and outputs to the

controllers. See the figures in this section for the

applicable termination diagrams.

Table 5: Termination details

Type of field device

Type of Input/

Output

Termination diagrams

Temperature Sensor

UI

Voltage Input - External

Source

UI

Voltage Input - Internal

Source

UI

Voltage Input (Self-

Powered)

UI

Current Input - External

Source (Isolated)

UI

Current Input - Internal

Source (2-wire)

UI

IOM2723 Input/Output Module Installation Guide

10

Summary of Contents for IOM2723

Page 1: ...sonable protection against harmful interference when this equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed an...

Page 2: ...e can support the expansion module DIN rail and any user supplied enclosure Mount the expansion module horizontally on 35 mm DIN rail whenever possible Mount the expansion module in the proper mountin...

Page 3: ...tion shown in Figure 2 2 Pull the two bottom mounting clips outward from the expansion module to the extended position Figure 3 3 Hang the expansion module on the DIN rail by the hooks at the top of t...

Page 4: ...a on incor recte risquent d endommager irr m diablement l quipement Important Do not exceed the expansion module electrical ratings Exceeding expansion module electrical ratings can result in permanen...

Page 5: ...ray removable 3 terminal plug that fits into a board mounted jack on the top right of the expansion module Wire the 24 VAC supply power wires from the transformer to the HOT and COM terminals on the t...

Page 6: ...outputs Run all low voltage wiring and cables separate from high voltage wiring All input and output cables regardless of wire size or number of wires should consist of stranded insulated and twisted...

Page 7: ...inum and A99B Silicon Temperature Sensor Negative Temperature Coefficient NTC Sensor 10k Type L 10k JCI Type II 2 252k Type II See Guideline A in Table 3 INn Binary Input Dry Contact Maintained Mode 1...

Page 8: ...re See Figure 7 to determine cable length Use twisted wire cable N A Maximum cable length versus load current Use the following figure to estimate the maximum cable length relative to the wire size an...

Page 9: ...IOM expansion module does not supply 15 VDC The SA bus supervisor supplies 15 VDC to devices on the SA bus requiring power FC Bus 0 6 mm 22 AWG stranded 3 wire twisted shielded cable required SA Bus 0...

Page 10: ...applicable termination diagrams Table 5 Termination details Type of field device Type of Input Output Termination diagrams Temperature Sensor UI Voltage Input External Source UI Voltage Input Internal...

Page 11: ...grams Current Input Internal Source 3 wire UI Current Input External Source in Loop UI Feedback from EPP 1000 UI Dry Contact Binary Input UI 0 10 VDC Output to Actuator External Source AO 0 10 VDC Out...

Page 12: ...sitions of the switches on the DIP switch block at the top of the expansion module Device addresses 4 through 127 are the valid addresses for these expansion modules The following table describes the...

Page 13: ...ress is 21 set switches 16 4 and 1 to ON 16 4 1 21 and all other switches to OFF 3 Set a unique and sequential device address for each of the expansion modules connected on the SA or FC bus starting w...

Page 14: ...is a terminating device on the FC bus set the EOL switch to ON If the expansion module is not a terminating device on the bus set the EOL switch to OFF When an expansion module is connected to power w...

Page 15: ...puter server that is running CCT For additional information about the firmware package files refer to the CCT Installation Instructions LIT 12011259 Troubleshooting Observe the Status LEDs on the fron...

Page 16: ...VAC Primary to 24 VAC secondary 20 VA Wall Plug Y65T31 0 Transformer 120 208 240 VAC Primary to 24 VAC Secondary 40 VA Foot Mount 8 in Primary Leads and Secondary Screw Terminals Class 2 Note Additio...

Page 17: ...y Input 15 bit resolution Output 15 bit resolution 200 mV accuracy in 0 10 VDC applications Terminations Input Output Fixed Screw Terminal Blocks SA FC Bus and Supply Power 4 Wire and 3 Wire Pluggable...

Page 18: ...N CONTROLS C O CONTROLS PRODUCT MANAGEMENT NO 32 CHANGJIJANG RD NEW DISTRICT WUXI JIANGSU PROVINCE 214028 CHINA JOHNSON CONTROLS WESTENDHOF 3 45143 ESSEN GERMANY JOHNSON CONTROLS 507 E MICHIGAN ST MIL...

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