KB Electronics SIAC, Signal Isolator, installs inside all KBAC Controls - Manual (Page 5)

"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
SIAC 2G Signal Isolator (Part No. 9600) Installation Instructions
(A40149) – Rev. D00 – 4/21/2009 Page 5 of 6
SIAC CONNECTION DIAGRAMS
(Terminal Block TB1 is Isolated from the AC Line and Motor Wiring)
Figure 9
Voltage Following
Signal Input Connection
(J1 Set to "VOLT" Position)
(Shown in Forward Speed Operation)
Figure 10
Current Following
Signal Input Connection
(J1 Set to "CUR" Position)
(Shown in Forward Speed Operation)
Figure 11
Unidirectional
Main Speed Potentiometer with
Forward-Stop-Reverse Switch Connections
(J1 Set to "VOLT" Position)
+ +
*Factory calibrated for 0 to 5 Volts DC signal input.
Figure 12
Form "C" Contact or Relay
Forward-Stop-Reverse Connection
Figure 13
Open Collector
Forward-Stop-Reverse Connection
6 SETTING SELECTABLE JUMPER J1 (Analog Signal Input Selection)
Jumper J1 must be set before the drive can be used. For the location of Jumper J1, see Figure 1, on page 1.
Jumper J1 is factory set to the "VOLT" position for Voltage Following Operation and Main Speed Potentiometer Operation, as shown in
Figures 9 and 11, above. For Current Following Operation, set Jumper J1 to the "CUR" position, as shown in Figure 10, above. See
Sections 4.1 – 4.3, on page 4.