ivFIGURE NO. TITLE PAGE3-1 Scale Membrane Switch Wiring Diagram ................................................................ 3-23-2 Interconnection Diagram ...................................................................................... 3-43-3 Component Layout Diagram ................................................................................. 3-53-4 Power Supply Location Diagram ........................................................................... 3-73-5 Battery Charging Indications ................................................................................. 3-83-6 Battery and Recharge Board location Diagram ........................................................ 3-93-7 Relay Board With Terminal Cover ........................................................................ 3-143-8 Relay Board Without Terminal Cover .................................................................... 3-143-9 RS422/485 Typical 4-wire Duplex Connection ...................................................... 3-183-10 RS422/485 Typical 2-Wire Half Duplex Connection ............................................... 3-183-11 RS422/485 Location in Housing ......................................................................... 3-193-12 Main Printed Circuit Board .................................................................................. 3-263-13 Open and Shorted Jumpers ................................................................................ 3-283-14 Main Printed Circuit Board Connections ................................................................ 3-323-15 Open and Shorted Jumpers ................................................................................ 3-324-1 RTC Battery Removal/Installation ........................................................................... 4-65-1 Exploded View of CKW-55 Indicator....................................................................... 5-25-2 Exploded View of CKW Column ............................................................................. 5-4LIST OF ILLUSTRATIONS