3-11
3-1 Servo Drive Specifications
3
Specifications
Control I/O Signals
CN1 Control Input Signals
Pin
No.
Symbol
Name
Function/Interface
1
+24VIN
12 to 24-VDC Power
Supply Input
Power supply input terminal (12 to 24 VDC) for sequence
inputs.
2
STOP
Emergency Stop Input
Input for emergency stop.
When this signal is enabled and pin 1 is not connected to
pin 2, an Emergency Stop Input error (alarm code 87) oc-
curs. Set this signal to be enabled or disabled in the Emer-
gency Stop Input Setting (Pn041) (Factory default:
Enable).
3
EXT3
External Latch Signal 3 This external signal input latches the current value
feedback pulse counter.
The position data is obtained the moment the input is
turned ON.
Minimal signal width must be 1 ms or more.
4
EXT2
External Latch Signal 2
5
EXT1
External Latch Signal 1
6
IN1
External general-
purpose Input 1
This input is used as external general-purpose input 1.
7
PCL
Forward Torque Limit
Input
When the Torque Limit Selection (Pn003) is set to 3 or 5,
this signal input selects the torque limit. (For details, refer
to the description of the Torque Limit on page 5-16.)
8
NCL
Reverse Torque Limit
Input
19 to 20
POT
Forward Drive Prohibit
Input
Forward and reverse rotation overtravel input.
Pn004 chooses between enable and disable.
Pn044 sets the function assignment for pins 19 and 20.
Pn066 selects the operation.
NOT
Reverse Drive Prohibit
Input
21
DEC
Origin Proximity Input
Connect the origin proximity input signal in the origin
search operation.
Pn042 changes the logic of the sensor.
22
IN0
External general-
purpose Input 0
This input is used as external general-purpose input 0.
23
IN2
External general-
purpose Input 2
This input is used as external general-purpose input 2.
11
---
Spare input
Do not connect anything to this input.
12
---
Spare input
Do not connect anything to this input.
13
---
Spare input
Do not connect anything to this input.
14
---
Spare input
Do not connect anything to this input.
9
---
Spare input
Do not connect anything to this input.
10
---
Spare input
Do not connect anything to this input.
27
---
Spare input
Do not connect anything to this input.
28
---
Spare input
Do not connect anything to this input.
34
BAT
Backup
Battery Input
Backup battery connection terminals when the absolute
encoder's power is interrupted. A cable with a battery is not
required if a backup battery is connected to this
terminal. (Backup voltage 3.6 V)
33
BATCOM
17
---
Spare input
Do not connect anything to this input.
24
---
Spare input
Do not connect anything to this input.
25
---
Spare input
Do not connect anything to this input.
26
---
Spare input
Do not connect anything to this input.
18
---
Spare input
Do not connect anything to this input.
ABS