Omron J7 series, User Manual

Page: 78 / 177

64
Multi-function I/0
Chapter 5-9
Set Values
Value Function Description
0 Forward/Reverse rotation
command
3-wire sequence (to be set in n37 only)
By setting n37 to 0, the set value in n36 is ignored and the following setting
are forcibly made.
S1: RUN input (RUN when ON)
S2: STOP input (STOP when OFF)
S3: Forward/Reverse rotation command
(OFF: Forward; ON: Reverse)
2 Reverse/Stop Reverse rotation command (2-wire sequence)
3 External fault (NO) ON: External fault (FP
_
detection:
_
is a terminal number)
4 External fault (NC) OFF: External fault (EF
_
detection:
_
is a terminal number)
5 Fault reset ON: Fault reset (disabled while RUN command is input)
6 Multi-step speed
reference 1
Signals to select frequency references 2 through 8.
Note Refer to
5-5-4 Setting Frequency References through Key
Sequences
for the relationship between multi-step speed references
and frequency references.
Note Any multi-step speed reference not set is regarded as turned-OFF
input.
7 Multi-step speed reference 2
8 Multi-step speed reference 3
10 Inching frequency command ON: Inching frequency command (taking precedence over the multi-step
speed reference)
11 Acceleration/Deceleration
time selection
ON: Acceleration time 2 and deceleration time 2 are selected.
12 External base block
command (NO) ON: Output shut off (while motor coasting to a stop and “bb” flashing)
13 External base block
command (NC) OFF: Output shut off (with motor free running and “bb” flashing)
14 Search command (Searching
starts from maximum
frequency) ON: Speed search (Searching starts from n09)
15 Search command
(Searching starts from preset
frequency)
ON: Speed search
16 Acceleration/Deceleration-
prohibit command
ON: Acceleration/Deceleration is on hold (running at parameter frequency)
17 Local or remote selection ON: Local mode (operated with the Digital Operator)
Note After this setting is made, mode selection with the Digital Operator is
not possible.
18 Communications or remote
selection ON: RS-422A/485 communications input is enabled.
OFF: The settings of n02 and n03 are enabled.
19 Emergency stop fault (NO) The Inverter stops according to the setting in n04 for interruption mode
selection with the emergency stop input turned ON.
n04 set to 0: Decelerates to stop at deceleration time 2 set in n19.
n04 set to 1: Coasts to a stop.
Note NO: Emergency stop with the contact closed
NC: Emergency stop with the contact opened.
Note Fault: Fault output is ON and reset with RESET input.
Alarm output is ON (no reset required).
Note “STP” is displayed (lit with fault input ON and flashes with alarm input
ON)
20 Emergency stop alarm (NO)
21 Emergency stop fault (NC)
22 Emergency stop alarm (NC)
34 Up or down command Up or down command (set in n39 only)
By setting n39 to 34, the set value in n38 is ignored and the following
settings are forcibly made.
S4: Up command S5: Down command
Note It is impossible to set the up or down command and multi-step speed
references 1 through 3 together.
Note For up and down command functions in detail, refer to 6-7-7
UP/DOWN Command Frequency Memory (n62).
35 Self-diagnostic test ON: RS-422A/485 communications self-diagnostic test (set in n39 only)