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"The Right Control for Your Application."

  

12095 NW 39 Street, Coral Springs, FL 33065-2516

 

 

Telephone:

 954-346-4900; 

Fax:

 954-346-3377 

 KB 

Electronics, 

Inc. 

www.kbelectronics.com 

 
 

KBBC SERIES OPERATING INSTRUCTIONS

 

 
 

(A40140) – Rev. A00 – 6/10/2014 

Page 3 of 4 

TABLE 4 

LED STATUS INDICATORS 

Control Status 

Green LED 

Red LED 

Flash Rate* 

Run On 

Off 

Slow 

Stop On 

Off 

Quick 

Current Limit (Warning) 

Off 

On 

Steady 

Undervoltage (Warning) 

On 

On 

Slow 

Overvoltage/Undervoltage Fault (Shutdown) 

On 

On 

Quick 

Overtemperature Fault (Shutdown) 

On 

On 

Slow Alternating 

Main Speed Potentiometer Fault (Shutdown) 

On 

On 

Quick Alternating 

Motor or Brake Fault (Shutdown) 

On 

On 

Double Quick Alternating 

Timed Current Limit 

Off 

On 

Quick 

*Flash Rate: 

Slow = 1 second on and 1 second off. Quick = 0.15 seconds on and 0.15 seconds off. 

 
 

TABLE 5 

SELECTABLE JUMPERS 

Jumper Description 

Signal Input (J1):

 Voltage Following / Potentiometer. Selects either potentiometer speed control, or remote 0-5 

Volts DC signal input. See page 4. 

Speed Mode (J2): 

Wig-Wag / Single-Ended. Allows for selection of Wig-Wag speed control, (center of Main Speed 

Potentiometer rotation (50%) is zero speed, fully clockwise (100%) is forward, fully counterclockwise (0%) is 
reverse), or Single-Ended, (contact closure selects direction). See page 4. 

Timed Current Limit (J3):

 Non Timed Current Limit / Timed Current Limit. Disables or enables the shutdown of 

the control due to motor overcurrent after 7 seconds. 

High Pedal Disable (J4): 

Non-High Pedal Disable / High Pedal Disable. In HPD the Main Speed Potentiometer 

needs to be reset to zero before motor is allowed to run. 

Stop Mode (J5): 

Decel / Fixed. Allows stop function (Enable, Key Switch, Direction Command) to use DECEL 

Trimpot setting for controlled stop, or fixed stop of 0.1 second. 

Latch Mode (J6):

 Off / On. Allows selection of how direction commands are activated. If latch is in "OFF" position, 

direction commands need to be maintained to run. If Latch is in the "ON" position, direction commands are 
momentary to run or stop. See page 4. 

Cycle Mode (J7): 

Off / On. When the control is commanded to stop, an output relay closes to short motor leads 

together. This action will act like a dynamic brake and impede motor travel. If this action is not desired, the cycle 
jumper can be placed in the "ON" position. See page 4. 

Run Relay Output Contacts (J8): 

NO / NC. Used to select Normally Open or Normally Closed output contacts of 

the Run Relay. 

 

Motor Voltage (JA): 

Sets the control for using voltage inputs of 12, 24, 36, or 48 Volts DC. This Jumper primarily 

sets up the Overvoltage and Undervoltage set points. 

 

CURRENT SELECTION (JB): 

Calibrates the control for motors rated 10, 20, 30 or 40 Amps. The Current Limit will 

be set up based on this setting X 1.5. The CL Trimpot can be used to change this setting. 

 
 

 
 
 
 

Summary of Contents for KBBC Series

Page 1: ... a connection must be made between the red wire of Connector P1 Terminal 3 and quick connect Terminal B for the control to operate 2 To reset the control in wig wag mode return the Main Speed Potentiometer to the center position 3 Run Forward and Run Reverse Switches are not used in wig wag operation 4 If wiring a fuse or circuit breaker it must be wired in the location shown immediately after the...

Page 2: ...ed the DECEL Trimpot has no effect output will go to zero in 0 1 seconds Adjustment Range 0 1 15 Seconds Factory Setting 2 Seconds 2 ACCEL 0 1 15 Acceleration ACCEL Allows for controlled acceleration from zero to full speed Acceleration is active in any turn on condition including Enable Key Switch or release of inhibit Adjustment Range 0 1 15 Seconds Factory Setting 2 Seconds MIN 0 30 Minimum Spe...

Page 3: ...Limit J3 Non Timed Current Limit Timed Current Limit Disables or enables the shutdown of the control due to motor overcurrent after 7 seconds High Pedal Disable J4 Non High Pedal Disable High Pedal Disable In HPD the Main Speed Potentiometer needs to be reset to zero before motor is allowed to run Stop Mode J5 Decel Fixed Allows stop function Enable Key Switch Direction Command to use DECEL Trimpo...

Page 4: ... used to enable power to the control Power On LED will illuminate green to indicate that the Key Switch is activated 3 Main Speed Potentiometer 5 k Ohm 4 The mechanical life of the relay is 10 million cycles The Cycle Jumper J7 is useful for repetitive on off cycling of the control In the OFF position cycling off the relay will engage to brake when a stop command is given In the ON position cyclin...

Page 5: ...e year it is necessary to recondition the power supply bus capacitors To recondition the bus capacitors apply the DC input voltage with the drive in the Stop Mode for a minimum of one hour Not following this procedure will cause the bus capacitors to fail A40196 Rev A00 8 13 2013 ...

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