Yoshitake CT-1 Product Manual page 13

【How to connect the signal cable to smart positioner】（In case of EP-1S type）
・When purchasing the goods with accessories, it is delivered by the structure with shown
in Fig. 7. Please draw the signal cable from the external DC signal connection port shown
in Fig.7. Connection way is 2 wire type. Please confirm and do wire the DC 4-20mA with the
external signal line. The positioner operates at 3.2 mA DC of minimum supply current. Do
not supply more than 24 mA DC.
*Terminal wiring method （See Fig.9）
①Remove the cover on the positioner by loosen 4 screws.
②Connect external input line[+] to [IN+] terminal box and external input line[-] to [IN-]
terminal box at left side of positioner. To avoid defective of cable, fix the cable by terminal
fastening bolt (M3 screw).
③To protect the positioner, earth the inside or outside gland earth terminal.
④After connect external cables, tighten the screw and fix the cover. Please put cover as
display can be shown.
Cover
Screw
Terminal
fastening
bolt (M3)
External
gland earth
Terminal
(M4)
Fig.9
-12-
Display
After
removing
cover
Input signal [+]
terminal
Input signal [-]
terminal
Internal gland earth
terminal
■ EPDT-318a ■