Johnson Controls IOM2721 Installation Manual Download Page 17

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JOHNSON 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
MILWAUKEE WI 53202
USA

IOM2721 Input/Output Module Installation Guide

Summary of Contents for IOM2721

Page 1: ...equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operatio...

Page 2: ...applications Use shims or washers to mount the expansion module securely and evenly on the mounting surface Mount the expansion module in an area free of corrosive vapors and observe the Ambient Cond...

Page 3: ...or surface in a proper mount position and mark the hole locations through the mounting clips 3 Drill holes in the wall or surface at the marked locations and insert appropriate wall anchors in the ho...

Page 4: ...terminal blocks are mounted on the top of the expansion module SA FC bus terminal block An IOM can be connected to a Sensor Actuator SA bus or a Field Controller FC bus but not to both buses simultan...

Page 5: ...us port RJ 12 modular jack on the front of the expansion module 2 Ensure that the expansion module s device address DIP switches are set to the correct device address See 3 Set DIP switch 128 to ON wh...

Page 6: ...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 7: ...re See Figure 8 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 8: ...upply 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 6 mm 22 AWG stranded 4 wire 2...

Page 9: ...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 Interna...

Page 10: ...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 11: ...pansion module on the bus You set an expansion module s device address by setting the positions of the switches on the DIP switch block at the top of the expansion module Device addresses 4 through 12...

Page 12: ...e on Descriptions 0 Switch 128 Off Reserved for FC Bus Supervisory Controller not for use on controllers or expansion modules 1 3 Switch 128 Off Reserved for peripheral devices not for use on controll...

Page 13: ...er to the expansion module is interrupted or off Figure 12 Current loop jumper positions Setting the current loop jumper to the Enabled position Figure 12 connects an internal 100 ohm resistor across...

Page 14: ...tartup in progress not ready for normal operation SA FC BUS Green Blink 2 Hz Blink 2 Hz Data Transmission normal communication Off Steady No Data Transmission N A auto baud not supported On Steady Com...

Page 15: ...k of 10 Note These terminal blocks can be used as replacement parts if keeping consistent terminal block colors is important AP TBK3PW 0 Replacement Power Terminal Blocks 3 Position Gray Bulk Pack of...

Page 16: ...w Terminal Blocks Mounting Horizontal on single 35 mm DIN rail mount preferred or screw mount on flat surface with three integral mounting clips on expansion module Housing Enclosure material ABS and...

Page 17: ...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 MILWAUKEE WI 5...

Page 18: ...2019 Johnson Controls All rights reserved All specifications and other information shown were current as of document revision and are subject to change without notice www johnsoncontrols com...