![Johnson Controls FX-PCX3731 Installation Instructions Manual Download Page 15](http://html1.mh-extra.com/html/johnson-controls/fx-pcx3731/fx-pcx3731_installation-instructions-manual_2024213015.webp)
Table 8: Accessories Ordering Information
Description
Product Code Number
Power transformer (Class 2, 24 VAC, 50 VA maximum output), no enclosure
AS-XFR050-0
Replacement SA Bus Terminal Blocks, 4-Position, Brown, Bulk Pack
AP-TBK4SA-0
Replacement FC Bus Terminal Blocks, 4-Position, Blue, Bulk Pack
AP-TBK4FC-0
Replacement Power Terminal Blocks, 3-Position, Gray, Bulk Pack
AP-TBK3PW-0
USB Dongle with ZigBee
™
Driver provides a wireless connection through FX-PCT to allow wireless
commissioning of the wirelessly enabled FX-PCG, FX-PCA, FX-PCX, and FX-PCV field controllers.
Also allows use of the FX-ZFR Checkout Tool (FX-ZCT) in FX-PCT.
Note:
The ZFR-USBHA-0 replaces the IA OEM DAUBI_2400 ZigBee USB dongle. For additional
information on the ZFR-USBHA-0 ZigBee dongle, refer to the
FX-ZFR Series Wireless Field
Bus System Technical Bulletin (LIT-12011660)
or
FX-ZFR Series Wireless Field Bus System
Quick Reference Guide (LIT-12011696).
ZFR-USBHA-0
Technical Specifications
Table 9: FX-PCX3731 Technical Specifications
FX-PCX3731 Expansion Input/Output Module
Product Code Number
24 VAC (nominal, 20 VAC minimum/30 VAC maximum), 50/60 Hz, power supply
Class 2 (North America), Safety Extra-Low Voltage (SELV) (Europe)
Supply Voltage
14 VA maximum for FX-PCX3731-0A only
Power Consumption
Operating:
0 to 50°C (32 to 122°F); 10 to 90% RH noncondensing
Storage:
-40 to 80°C (-40 to 176°F); 5 to 95% RH noncondensing
Ambient Conditions
DIP switch set; valid controller device addresses 4–127 (Device addresses 0–3 and
128–255 are reserved and not valid addresses.)
Addressing
BACnet
®
MS/TP, RS-485:
3-wire FC bus between the supervisory controller and other controllers
4-wire SA bus between controller, network sensors and other sensor/actuator devices,
includes a lead to source 15 VDC supply power (from controller) to bus devices.
Communications Bus
H8SX/166xR Renesas
®
32-bit microcontroller
Processor
640 KB Flash Memory and 128 KB Random Access Memory (RAM)
Memory
8 - Binary Inputs:
Defined as Dry Contact Maintained or Pulse Counter/Accumulator
Mode
8 - Binary Outputs:
Defined as 24 VAC Triac (external source power only)
Input and Output Capabilities
Input/Output:
Fixed Screw Terminal Blocks
SA/FC Bus and Supply Power:
4-Wire and 3-Wire Pluggable Screw Terminal
Blocks
SA/FC Bus Port:
RJ-12 6-Pin Modular Jacks
Terminations
Horizontal on single 35 mm DIN rail mount (preferred), or screw mount on flat surface
with three integral mounting clips on controller
Mounting
Enclosure material:
ABS and polycarbonate UL94 5VB; Self-extinguishing, Plenum
Rated
Protection Class: IP20 (IEC529)
Housing
150 x 164 x 53 mm (5-7/8 x 6-1/2 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 controller for easy cover removal, ventilation and wire
terminations.
Dimensions(Height x Width x Depth)
0.5 kg (1.1 lb)
Weight
15
FX-PCX3731 Input/Output Module Installation Instructions