Section 1
General Information
3-32 Receiving & Installation
MN715
3 Speed Analog 3 Wire Operating Mode
Allows selection of 3 preset speeds with 3 wire inputs. The opto inputs can be switches
as shown in Figure 3-32 or logic signals from another device.
The values of the preset speeds are set in the Level 1 Preset Speeds block, Preset
Speed #1, Preset Speed #2 and Preset Speed #3.
Figure 3-32 3 Speed Analog, 3 Wire Control Connection Diagram
See recommended terminal
tightening torques in Section 6.
8
9
10
11
12
13
14
15
16
17
Enable
Forward Run
Reverse Run
Stop
Run Command
Speed Command
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
Switch 1
Switch 2
J4
Refer to Figure 3-36.
Programmable Output
Programmable Output
J4-8
CLOSED allows normal control operation.
OPEN disables the control and the motor coasts to a stop.
J4-9
MOMENTARY CLOSED starts motor operation in the Forward direction.
J4-10
MOMENTARY CLOSED starts motor operation in the Reverse direction.
J4-11
When OPEN motor decels to stop (depending on Keypad Stop mode).
J4-12
CLOSED selects STOP/START and Reset commands from terminal strip.
OPEN selects STOP/START and Reset commands from Keypad.
J4-13
CLOSED allows various selections, see Speed Select Table 3-14.
OPEN selects speed commanded from Keypad.
Note: When changing from Terminal Strip to Keypad (J4-12 or J4-13) the motor speed
and direction will remain the same after the change.
J4-14
Selects speed command as defined in the Speed Select Table 3-14.
J4-15
Selects speed command as defined in the Speed Select Table 3-14.
J4-16
If J4-16 is connected, you must set Level 2 Protection block, External Trip to “ON”
to activate the opto input.
CLOSED allows normal control operation.
OPEN causes an external trip fault. The control will disable and the motor coasts
to a stop. An external trip fault is displayed (also logged in the fault log).
5K
W
Command Pot or
0-10VDC
Table 3-14 Speed Select Table – 3 Speed Analog, 3 Wire
J4-14
J4-15
Command
Open
Open
Analog Input (Level 1, Input, Command Select)
Closed
Open
Level 1, Preset Speeds, Preset Speed #1
Open
Closed
Level 1, Preset Speeds, Preset Speed #2
Closed
Closed
Level 1, Preset Speeds, Preset Speed #3
