Baldor mn722 manual Switch Truth Table for 15 Speed, 2 Wire Control Mode

If J1-16 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 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).

Selects ACC/DEC group. OPEN selects group 1. CLOSED selects group 2.

15 Speed 2-Wire Mode Connections Switch Truth Table is defined in Table 3-11.

Operation in the 15 Speed 2-Wire mode is controlled by the Opto Isolated inputs at J1-8 through J1-16. The Opto inputs can be switches as shown in Figure 3-19 or logic signals from another device.

Switched inputs at J1-11 through J1-14 allow selection of 15 preset speeds and provide

Fault Reset as defined in Table 3-11.

Figure 3-19 15 Speed 2-Wire Control Connection Diagram

J1-8 CLOSED allows normal control operation.

OPEN disables the control and motor coasts to a stop.

J1-9 CLOSED operates the motor in the Forward direction (with J1-10 open). OPEN motor decels to stop (depending on Keypad Stop mode parameter setting).

J1-10 CLOSED operates motor in the Reverse direction (with J1-9 open). OPEN motor decels to stop depending on Keypad Stop mode parameter

Analog GND

Analog Input 1

Pot Reference

No Connection Analog Input +2

Analog Input -2

J1

1

2

3

4

5

setting.

J1-11 to 14 Selects programmed preset speeds as defined in Table 3-11. J1-15

Programmable Output

Programmable Output

Analog Out 1

Analog Out 2

Enable

Forward Run

6

7

8

J1-16

Reverse Run

Switch 1

Switch 2

Switch 3

Switch 4

Accel/Decel/S Select 1

External Trip

Opto In Common

Refer to Figure 3-26.

9

10

11

12

13

14

15

16

17

See recommended terminal tightening torques in Section 7.

Table 3-11 Switch Truth Table for 15 Speed, 2 Wire Control Mode

Function	J1-11	J1-12	J1-13	J1-14
Preset 1	Open	Open	Open	Open
Preset 2	Closed	Open	Open	Open
Preset 3	Open	Closed	Open	Open
Preset 4	Closed	Closed	Open	Open
Preset 5	Open	Open	Closed	Open
Preset 6	Closed	Open	Closed	Open
Preset 7	Open	Closed	Closed	Open
Preset 8	Closed	Closed	Closed	Open
Preset 9	Open	Open	Open	Closed
Preset 10	Closed	Open	Open	Closed
Preset 11	Open	Closed	Open	Closed
Preset 12	Closed	Closed	Open	Closed
Preset 13	Open	Open	Closed	Closed
Preset 14	Closed	Open	Closed	Closed
Preset 15	Open	Closed	Closed	Closed
Fault Reset	Closed	Closed	Closed	Closed

MN722 Receiving & Installation 3-25