Honeywell SmartVFD HVAC2 Applications Manual page 53

Control I / O
Table 21. SmartVFD HVAC2 General purpose application default I / O config-
uration and connections for control board P) = Programmable function, see
parameter lists and descriptions, "STANDARD application parameters" on
page 72 and "Parameter descriptions" on page 124.
1–10 kΩ Terminal
1 +10 Vref
2 AI1
3 GND
6 24 Vout
7 DI_C
8 DI1
9 DI2
10 DI3
A A
B B
4 AI2
5 GND
13 DO-
14 DI4
15 DI5
16 DI6
18 AO
mA
20 DO
22 RO1 NO
23 RO1 CM
24 RO2 NC
25 RO2 CM
26 RO2 NO
Signal
Ref. voltage out
Analog signal in 1 Freq. reference
I / O signal ground
24 V output for
DI's
Digital Input
Common
Digital input 1
Start forward
Digital input 2
Start reverse
Digital input 3
Fault reset
RS485 signal A FB Communication Negative
RS485 signal B FB Communication Positive
Analog signal in 2 PID actual value
and Freq.
reference
I / O signal ground
Digital Output
Common
Digital input 4
Digital input 5
Digital input 6
Analog Output
Output frequency
Digital signal out
Active = READY
Active = RUN
Relay out 1
Active = FAULT
Relay out 2
Factory preset
Maximum load 10 mA
0 - 10 V, Ri = 250 kΩ
P)
±20%, max. load 50 mA
Digital Input Common for DI1-
DI6, refer to Table Table 22 on
page 54 for DI sink type
P) Positive,
Logic1: 18...30V,
P)
Logic0: 0...5V;
P)
Negative,
Logic1: 0...10V,
Logic0: 18...30V;
Ri = 10KΩ (floating)
Default:
0(4) - 20 mA, Ri ≤ 250 Ω
P) Other:
0 - + 10 V, Ri = 250 kΩ
Selectable through
microswitch
Digital Output Common
As DI1
As DI1, Selectable through
microswitch
As DI1
0(4) - 20 mA, RL ≤ 500Ω
P)
0 - 10 V, RL ≥ 1 KΩ
Selectable through
microswitch
P) Open collector, max. load 35 V
/ 50 mA
P) Switching load:
250 Vac / 3 A, 24V DC 3A
P) Switching load:
250 Vac / 3 A, 24V DC 3A
Description