Networkable Fan Coil Controller
Specification and Installation Instructions
www.neptronic.com
Page | 2
Controller Specifications
Description
EFCB10TU2
EFCB10TU4
EFCB11TU2
EFCB11TU4
EFCB12TU2
EFCB12TU4
Inputs
2 fixed analog inputs (external temp. and changeover sensors);
10KΩ or contact
4 analog inputs (0-10 Vdc or 10 K
Ω via DIP switches)
3 configurable digital inputs
1 night setback or occupancy sensor input
Outputs
4 analog , 0-10 Vdc configurable outputs (changeover/cooling/heating, fan, humidity)
4 configurable TRIAC outputs (changeover/cooling/heating)
3 speed fan (Motor and/or compressor inductive ratings: ¼ Hp/10 LRA/2.5 FLA 240 Vac Maximum
Resistive ratings: 7 Amp/1680 W at 240 Vac Maximum); configurable up to 3 speeds
2 or 4 configurable digital outputs (changeover/cooling/heating, humidity, 3A dry contact)
Power supply
24 Vac
120 Vac
240 Vac
Power consumption
8 VA max. 24 Vac thermal fused.
BACnet
BACnet
®
MS/TP @ 9600, 19200, 38400 or 76800 bps (BAS-C)
Modbus
Modbus RTU slave @ 9600, 19200, 38400 or 57600. Selectable parity and stop bit configuration:
No parity, 2 stop bit
Even parity, 1 stop bit
Odd parity, 1 stop bit
Communication
Connections
24 AWG twisted-shield cable (Belden 9841 or equivalent)
Electrical Connections
0.8 mm
2
[18 AWG] minimum
Operating temperature
0ºC to 50ºC [32ºF to 122ºF]
Storage temperature
-30ºC to 50ºC [-22ºF to 122ºF]
Relative Humidity
5 to 95% non condensing
Enclosure protection
IP 30 (EN 60529)
Weight
635 g. [1.4 lb]
Dimensions:
A = 6.30” | 160mm
B = 5.00” | 126mm
C = 2.25” | 57mm
B
A
C