3 Speed Analog 2 Wire Operating Mode

 

Allows selection of 3 preset speeds with 2 wire inputs. The opto inputs can be switches

 

as shown in Figure 3-20 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 3-20 3 SPD ANA 2 Wire Control Connection Diagram

 

J1

J1-8

CLOSED allows normal operation.

 

 

 

 

 

 

 

 

 

Command Pot or

Analog GND

 

 

OPEN disables the control and the motor coasts to a stop.

 

1

 

 

 

 

 

 

0-10VDC

Analog Input 1

J1-9

CLOSED operates the motor in the Forward direction (with J1-10 open).

2

5KW

Pot Reference

 

OPEN motor decels to stop (depending on Keypad Stop mode).

 

3

 

 

Analog Input +2

J1-10

CLOSED operates the motor in the Reverse direction (with J1-9 open).

 

4

 

Analog Input -2

 

OPEN motor decels to stop (depending on Keypad Stop mode).

 

5

Note:

Closing both J1-9 and J1-10 at the same time will reset a fault condition.

 

Analog Out 1

 

6

 

 

 

 

 

 

 

 

Analog Out 2

J1-11

CLOSED selects Analog Input #1.

 

 

 

 

 

7

 

 

 

 

 

Enable

 

OPEN selects Level 1 Input block, Command Select parameter.

 

8

Note:

If Command Select (Level 1 Input block) is set to Potentiometer, then Analog

 

Forward Run

 

9

 

Input #1 is always selected regardless of this switch position.

 

Reverse Run

 

 

10

J1-12

CLOSED selects STOP/START and Reset commands from terminal strip.

 

 

Analog Input Select

11

 

OPEN selects STOP/START and Reset commands from Keypad.

 

Run Command

 

J1-13

CLOSED selects Level 1 Input block, Command Select parameter.

 

12

 

Speed Command

 

 

OPEN selects speed commanded from Keypad.

 

 

 

13

Note:

When changing from Terminal Strip to Keypad (J1-12 or J1-13) the motor speed

 

Switch 1

14

 

and direction will remain the same after the change.

 

 

 

Switch 2

15

 

 

 

 

 

 

 

 

 

 

 

 

 

External Trip

J1-14

Selects preset speeds as defined in the Speed Select Table (Table 3-12).

 

16

J1-15

Selects preset speeds as defined in the Speed Select Table (Table 3-12).

 

Opto In Common

17

J1-16

If J1-16 is connected, you must set Level 2 Protection block, External Trip to “ON” Refer to Figure 3-26.

 

 

to activate the opto input.

 

 

 

 

See recommended terminal

 

 

CLOSED allows normal operation.

 

 

 

 

 

 

OPEN causes an external trip to be received by the control. The control will disable

tightening torques in Section 7.

 

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).

 

 

 

 

 

 

 

 

 

Table 3-12 Speed Select Table

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

J1-14

J1-15

 

Command

 

 

 

 

 

 

OPEN

OPEN

 

Analog Input

 

 

 

 

 

 

 

 

 

(Command Select)

 

 

 

 

 

 

CLOSED

OPEN

 

Preset #1

 

 

 

 

 

 

OPEN

CLOSED

 

Preset #2

 

 

 

 

 

 

CLOSED

CLOSED

 

Preset #3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3-26 Receiving & Installation

MN722

Page 37
Image 37
Baldor mn722 manual Speed Analog 2 Wire Operating Mode, Speed Select Table, J1-14 J1-15 Command