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Honeywell NX Series Pocket Programming Manual page 17

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4 Start function
Set P2.4.6 Start Function to "CondFlyStart"
Start mode where Tripless Output Switching is enabled. Recommended function to
be used especially in fan and pump applications.
Note:
Only one function per input. If there is a need to change mA input to V input
or vice versa, please see instructions in NX User's Manual.
Input and Output Functions
All inputs and outputs are programmable. Here are the default values:
DIN1
Start A (PID controller)
DIN2
External Fault
DIN3
Fault Reset
DIN4
Start B (direct frequency reference)
DIN5
Jogging Speed
DIN6
Control place A/B selection:
open = A (PID)
closed = B (direct reference)
Manual Testing
1 Hold LEFT down for 3 seconds
Control Place automatically switches to Keypad
2 Use normal keypad buttons for speed control
• Up and down arrows to adjust the speed
• START and STOP for control
3 Hold LEFT down for 3 seconds to return to remote control (I/O or Fieldbus)
Parameter Menus
Here is the list of parameter menus available in PID application.
Code
Parameter
2.1
Basic parameters
2.2
Input signals
2.3
Output signals
2.4
Drive control
2.5
Prohibit frequency
2.6
Motor control
2.7
Protections
2.8
Auto restart
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DO1
Ready
RO1
Run
RO2
Fault
AO1
Output frequency
Description
All basic settings for operation and PID
Settings for input signals
Settings for output signals
Specific settings for VFD (Start/Stop functions etc.)
Settings for resonance elimination
Specific settings for motor control
Settings for VFD protections
Settings for automatic restart functions
17

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