meitav-tec MTSC - Fan Coil Systems Wiring

3. Wiring configuration and DIP Switches – Fan coil systems
-16 -
2-Pipe
3 Speed
11
12
13
14
15
16
AO1
AO2
Fan high
Fan medium
Fan low
Heat element
(2
nd
stage heat)
Cool/Heat valve
X
X
X
2-Pipe, 3 Speed
Cool/Heat PID
X
X
X
2-Pipe
Fan VFS
Cool/Heat valve
X
X
Fan VFS
2-Pipe, Fan VFS
Cool/Heat PID
X
X
Cooll/Heat
valve PID
Fan VFS
87654321
654321
SW1
SW2
87654321
654321
87654321
654321
87654321
654321
MTSC Series: SW1.8 = Communication Protocol: ON – BACnet, OFF – MODBUS
SW1.4 = Enable/Disable 2
nd
heating stage: ON – Enable, OFF – Disable
SW1.5 = Chilled beam option (fan will not run with 1
st
stage cooling) – SW1.5 ON
S2.3 – S2.6 – Not in use
Fan high
Fan medium
Fan low
Cooll/Heat
valve PID
Fan high
Fan medium
Fan low
Fan high
Fan medium
Fan low
Fan on/off: 24/110/230VAC, 3A max.
Fan VFS, PID valves: 0-10VDC. 5mA Not isolated
Control - Heat elements, Cool/Heat valves, Compressors: 24/110/230VAC, 0.3A max.
Heat element
(2
nd
stage heat)
Heat element
(2
nd
stage heat)
Heat element
(2
nd
stage heat)