Technical specifications
Table 10: FEC16 technical specifications
Product Code Numbers
MS-FEC1611-1: 10-Point FEC
MS-FEC1611-1ET: FEC1611 Extended Temperature controller for rooftop applications.
Supports operational temperature range of -40 °C to 70 °C (-40 °F to 158 °F).
MS-FEC1621-1: 10-Point FEC with integral display and push-button user interface.
Supply Voltage
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 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).
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
FEC16 Extended Temperature Field Equipment Controller
Operating:
-40 to 70°C (-40 to 158°F); 10 to 90% RH noncondensing
Storage:
-40 to 80°C (-40 to 176°F); 5 to 95% RH noncondensing
Controller Addressing for BACnet MS/
TP
DIP switch set; valid controller device addresses 4–127 (Device addresses 0–3 and 128–255 are
reserved and not valid controller addresses.)
Controller Addressing for N2
DIP switch set; valid control device addresses 1-254
Communications Bus
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
Processor
H8SX/166xR Renesas
®
32-bit microcontroller
Memory
640 KB flash memory and 128 KB RAM
Input and Output Capabilities
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 Triac BO
Analog Input/Analog Output
Resolution and Accuracy
Input:
16-bit resolution
Output:
16-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 Screw Terminal Blocks
SA/FC Bus Port:
RJ-12 6-Pin Modular Jacks
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 controller for easy cover removal, ventilation and wire terminations.
Weight
0.4 kg (0.9 lb)
Metasys
System FEC1611 and FEC1621 Field Equipment Controller Installation Guide
20