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Section 1
General Information
Receiving & Installation 3-31MN722
Electronic Pot 2 Wire Operating Mode
Provides speed Increase and Decrease inputs to allow EPOT operation with 2 wire
inputs. The opto inputs can be switches as shown in Figure 3-24 or logic signals from
another device. The values of the preset speeds are set in the Level 1 Preset Speeds
block, Preset Speed #1 or Preset Speed #2.
Figure 3-24 EPOT, 2 Wire Control Connection Diagram
See recommended terminal
tightening torques in Section 7.
8
9
10
11
12
13
14
15
16
17
Enable
Forward Run
Reverse Run
Switch 1
Switch 2
Accel/Decel
External Trip
Opto In Common
Analog GND
Analog Input 1
Pot Reference
Analog Input +2
Analog Input -2
Analog Out 1
Analog Out 2
1
2
3
4
5
6
7
Increase
Decrease
J1
Refer to Figure 3-26.
J1-8 CLOSED allows normal operation.
OPEN disables the control and motor coasts to a stop.
J1-9 CLOSED starts motor operation in the Forward direction.
OPEN motor decels to stop (depending on Keypad Stop mode).
J1-10 CLOSED starts motor operation in the Reverse direction.
OPEN motor decels to stop (depending on Keypad Stop mode).
Note: Closing both J1-9 and J1-10 at the same time will reset a fault condition.
J1-11 Selects preset speeds as defined in the Speed Select Table (Table 3-16).
J1-12 Selects preset speeds as defined in the Speed Select Table (Table 3-16).
J1-13 CLOSED selects ACC / DEC / S-CURVE group 2.
OPEN selects ACC / DEC / S-CURVE group 1.
J1-14 Momentary CLOSED increases motor speed while contact is closed.
J1-15 Momentary CLOSED decreases motor speed while contact is closed.
J1-16 If J1-16 is connected, you must set Level 2 Protection block, External Trip
to “ON” to activate the opto input.
CLOSED allows normal operation.
OPEN causes an external trip to be received by the control. The control will
disable and display external trip. When this occurs, the motor stop
command is issued, drive operation is terminated and an external trip fault
is displayed on the keypad display (also logged into the fault log).
5KW
Command Pot or
0-10VDC
Table 3-16 Speed Select Table
J1-11 J1-12 Function
Electronic Pot
Command Select *
Preset #1
Preset #2
OPEN
OPEN
CLOSED
CLOSED
OPEN
CLOSED
OPEN
CLOSED
* Command Select refers to the Level 1 Command Select parameter.