Magnescale SR77 Supplement Manual page 17

CH33
■ ■ ■ ■ ■ CH33 (cable with unterminated end)
Signal Specifications
Cable color
Full duplex
Brown 0 V
Black 0 V
Green +5 V
Violet +5 V
Blue CNT
Yellow N.C.
Orange SD
Gray –SD
Red RQ
White –RQ
(Note 1) The CNT terminal is for service maintenance. Do not connect.
(Note 2) N.C.: Signal is not connected.
There are always two cables each for +5 V and 0 V, and so be sure to connect these cables in pairs. If only
one cable is connected, the scale may not operate due to the voltage drop in the cable.
SR77, CH33
SR77
Half duplex
0 V
0 V
+5 V
+5 V
(Note 1) (Note 1)
CNT
(Note 2) (Note 2)
N.C.
N.C. (Note 2)
N.C. (Note 2)
SD/RQ
–SD/–RQ
7
(E)