Nxl Hvac Inverter Connections - Honeywell NX Series Pocket Programming Manual

NXL HVAC Inverter Connections

Installation and Power Connections
See the NXL HVAC Quick Guide and NXL HVAC Safety Guide (attached to each drive)
for information on installation, cabling, cooling, power connections and safety. More
information can be found in the NXL HVAC User's Manual, which can be downloaded from
http://www.inettrack.europe.honeywell.com/support.
Control Terminal Connections
1 + 10 V Reference output
ref
(voltage for potentiometer etc.)
2 AI1 + Analogue Input 1 (V signal)
3 AI1 – I/O Ground
4 AI2 + Analogue Input 2 (mA signal)
5 AI2 –
6 +24 V +24 V output (max. 0.1 A)
7 GND I/O ground
8 DIN1 Digital Input 1 (Start forward)
21 RO1
22 RO1
23 RO1
04
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9 DIN2
10 DIN3
11 GND
18 AO1 +
19 AO1 –
A RS485
B RS485
30 +24V
12 + 24 V
13 GND
14 DIE1
15 DIE2
16 DIE3
25 ROE1
26 ROE1
Relay 1
28 TI+
NO/NC
(fault)
29 TI –
Digital Input 2
(Start reverse)
Digital Input 3
(Preset speed 1,
default: 10 Hz)
I/O Ground
Analogue output 1
Range 0–20 mA/R ,
L
Ω
max. 500
Modbus RTU, serial bus
Input for +24 V backup voltage
+24 V output (max. 150 mA)
I/O ground
Exp. Digital Input 1 (Preset
speed 2, default: 50 Hz)
Exp. Digital Input 2
(Fault Reset)
Exp. Digital Input 3
(Disable PID)
Exp. Relay 1
NO (run)
Thermistor Input;
Ω
Rtrip = 4.7 k1 (PTC)