Technical Specifications
Table 10: FEC16 Technical Specifications
Product Code Numbers
Supply Voltage
Power Consumption
Ambient Conditions
Controller Addressing for BACnet
MS/TP
Controller Addressing for N2
Communications Bus
Processor
Memory
Input and Output Capabilities
Analog Input/Analog Output Resolution
and Accuracy
Terminations
Mounting
Housing
Dimensions(Height x Width x Depth)
FEC1611 and FEC1621 Field Equipment Controller Installation Instructions
MS-FEC1611-1U: 10-Point FEC
MS-FEC1621-1U: 10-Point FEC with integral display and pushbutton user interface.
24 VAC (nominal, 20 VAC minimum/30 VAC maximum), 50/60 Hz, power supply
Class 2 (North America)
14 VA maximum for FEC1611 only
20 VA maximum for FEC1621 (with integral display) only
Note: VA rating does not include any power supplied to the peripheral devices
connected to Binary Outputs (BOs) or Configurable Outputs (COs), which can
consume up to 12 VA for each BO or CO; for a possible total consumption of an
additional 84 VA (maximum).
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
DIP switch set; valid controller device addresses 4–127 (Device addresses 0–3 and
128–255 are reserved and not valid controller addresses.)
DIP switch set; valid control device addresses 1-255
RS-485: selectable BACnet MS/TP or N2
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.
N2 Open Protocol:
N2/FC Bus: 1.0 mm (18 AWG) standard 3-wire, twisted, shielded cable recommended
between the supervisory controller and field controllers
H8SX/166xR Renesas® 32-bit microcontroller
640 KB flash memory and 128 KB RAM
2 - Universal Inputs: Defined as 0-10 VDC, 4-20 mA, 0-600k ohm, or Binary Dry
Contact
2 - Binary Input: Defined as Dry Contact Maintained or Pulse Counter/Accumulator
Mode
3 - Binary Outputs: Defined as 24 VAC Triac (selectable internal or external source
power)
4 - Configurable Outputs: Defined as 0-10 VDC or 24 VAC/DC Field-Effect
Transistor (FET) BO
Input: 16-bit resolution
Output: 16-bit resolution, +/- 200 mV accuracy in 0-10 VDC applications
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
Horizontal on single 35 mm DIN rail mount (preferred), or screw mount on flat surface
with three integral mounting clips on controller
Enclosure material: ABS and polycarbonate UL94 5VB; Self-extinguishing, Plenum
Rated
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.
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