EM100-10WS LCR-II E3650-E3651 Wiring Schematic (pdf)
Jumper in position "P" (see red arrow below). On Terminal J3 violet wire to 48 and red wire to 46 (see green arrow below).
Click on image below to enlarge.
EM150-20WS LCRII E3651-E3656 Wiring Schematic (pdf)
J10 Communications Jumper in "B" position (see red arrow below). On Terminal J3 violet wire to 48 and red wire to 46 (see green arrow below). Click on image below to enlarge.