Technical specifications
Table 9: IOM3723 technical specifications
Product Code Number
MS-IOM3723-0 Input/Output Module
Note:
The IOM3723 model is only available in certain regions. Contact your local
Johnson Controls representative for more information.
Power Requirement
24 VAC (nominal, 20 VAC minimum/30 VAC maximum), 50/60 Hz, power supply Class 2
(North America), Safety Extra-Low Voltage (SELV) (Europe)
Power Consumption
14 VA maximum
Ambient Conditions
Operating:
0°C to 50°C (32°F to 122°F); 10% to 90% RH noncondensing
Storage:
-40°C to 80°C (-40°F to 176°F); 5% to 95% RH noncondensing
Addressing
DIP switch set; valid controller device addresses 4–127 (Device addresses 0–3 and 128–255
are reserved and not valid expansion module addresses.)
Communications Bus
BACnet
®
MS/TP, RS-485:
3-wire FC Bus between the supervisory controller and other controllers (for MS/TP bus
communications at 38,400 baud)
4-wire SA bus between expansion module, network sensors and other sensor/actuator
devices, includes a lead to source 15 VDC supply power (from expansion module) to bus
devices (for MS/TP bus communications at 38,400 baud)
Processor
RX631 Renesas
®
32-bit microcontroller
Memory
4 MB external serial flash memory and 768 KB internal flash and 128 KB internal RAM
Input and Output Capabilities
16 - Binary Inputs:
Defined as Dry Contact Maintained or Pulse Counter/Accumulator
Mode
Terminations
Input:
Fixed Screw Terminal Blocks
SA/FC Bus and Supply Power:
4-Wire and 3-Wire Pluggable Screw Terminal Blocks
Mounting
Horizontal on single 35 mm DIN rail mount (preferred), or screw mount on flat surface
with three integral mounting clips on controller
Housing
Enclosure material:
ABS and polycarbonate UL94 5VB; self-extinguishing, plenum-rated
Protection Class: IP20 (IEC529)
Dimensions (Height x Width x Depth)
150 mm x 164 mm x 53 mm (5-7/8 in. x 6-1/2 in. x 2-1/8 in.) including terminals and
mounting clips
Note:
Mounting space requires an additional 50 mm (2 in.) space on top, bottom
and front face of expansion module for easy cover removal, ventilation, and wire
terminations.
Weight
0.5 kg (1.1 lb)
Compliance
United States:
UL Listed, File E107041, CCN PAZX, UL 916, Energy Management
Equipment
FCC Compliant to CFR47, Part 15, Subpart B, Class A
Canada:
UL Listed, File E107041, CCN PAZX7 CAN/CSA C22.2 No.205, Signal Equipment
Industry Canada Compliant, ICES-003
Europe:
Johnson Controls declares that this product is in compliance with the essential
requirements and other relevant provisions of the EMC Directive.
Australia and New Zealand
: RCM Mark, Australia/NZ Emissions Compliant
BACnet International:
BACnet Testing Laboratories (BTL) Protocol Revision 18 Listed and
Certified BACnet Smart Actuator (B-SA)
The performance specifications are nominal and conform to acceptable industry standard. For application at
conditions beyond these specifications, consult the local Johnson Controls office. Johnson Controls shall not be
liable for damages resulting from misapplication or misuse of its products.
IOM3723 Input/Output Module Installation Guide
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