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Honeywell CENTRA LINE MERLIN NX Series Installation & Commissioning Instructions page 4

Room controller
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MERLIN NX ROOM CONTROLLER – INSTALLATION & COMMISSIONING INSTRUCTIONS
Table 2. RSxN Room Controller: Overview of terminals and functions
term.
printing
1, 2
"L", "N"
3, 4
"24V~", "24V0"
3, 4
"24V~", "24V0"
5
"TN"
6
"T~"
7
"T01"
8
"TN"
9
"T02"
10, 11
"RO4", "IN4"
12, 13
"RN", "RN"
14, 15
"IN1", "RO1"
16, 17
"IN2", "RO2"
18, 19
"IN3", "RO3"
20, 21
"WM1", "WM2"
22, 25
"24V~", "24V0"
23, 24, 25
"C2+", "C2-", "24V0"
26
"AO1"
27
"24V~"
28
"GND"
29
"AO2"
30
"AO3"
31
"24V~"
32
"GND"
33
"AO4"
34
"UI1"
35
"GND"
36
"UI2"
37
"UI3"
38
"GND"
39
"UI4"
40, 41, 42
"C1+", "C1-", "GND"
Relay output types: See Table 3. Universal input types: See Table 4. Analog output types: See Table 5.
corresponding ROs of RSxN
corresponding ROs of RLxN
contact
min. load
switching voltage range
max. continuous load at 250 VAC (cos φ = 1)
max. continuous load at 250 VAC (cos φ = 0.6)
in-rush current (20 ms)
usage
NOTE: The max. sum load of all relay currents at the same time is 14 A.
EN1Z-1035GE51 R0420
function
230-V power supply
Removable 24-V power supply input and aux. output voltage (24 VAC)
for all triacs
Aux. output voltage (24 VAC) for all triacs
Aux. term. for triac neutral wiring (internally connected with terminal 8)
Triac input voltage (24 VAC / 230 VAC) for all triacs; triac-switched
Triac-switched output
Aux. term. for triac neutral wiring (internally connected with terminal 5)
Triac-switched output
Output of Relay 4, Input for Relay 4
Aux. terminals for relay neutral wiring
Input for Relay 1, Output of Relay 1
Input for Relay 2, Output of Relay 2
Input for Relay 3, Output of Relay 3
Removable interface for Sylk Bus
Removable aux. power (24 VAC 20%, 50/60 Hz)
Removable RS485 Modbus interface + corresponding GND
Analog Output 1
24 VAC power for field devices
Ground for AOs
Analog Output 2
Analog Output 3
24 VAC power for field devices
Ground for AOs
Analog Output 4
Universal Input 1
Ground for UIs
Universal Input 2
Universal Input 3
Ground for UIs
Universal Input 4
Removable BACnet MS/TP interface and corresponding GND
Table 3. Relay output types and characteristics
type 1 (standard)
RO1, RO2, RO3
RO2, RO3
N.-O.
5 VAC, 100 mA
15 ... 253 VAC
4 A
4 A
--
fan motor
4
RS4N
RS5N
X
--
X
--
--
X
X
X
X
X
X
X
X
X
X
X
type 2
type 2
X
X
type 1
type 1
type 1
type 1
type 1
type 1
X
X
X
X
X
X
type 2
type 2
X
X
X
X
type 1
type 1
type 1
type 1
X
X
X
X
type 1
type 1
type 1
type 1
X
X
type 1
type 1
type 1
type 1
X
X
type 1
type 1
X
X
type 2 (high in-rush current)
RO4
RO1, RO4
N.-O.
24 VAC, 40 mA
15 ... 253 VAC
10 A
10 A
80 A
light switching and fan motor

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