ElmoMC Gold Line Digital Servo Drives-Gold Drum Ver 1_400 D-Sub connectors - Manual (Page 41)

Gold Drum (D-Sub Connectors) Installation Guide
MAN-G-DRUM(DTYPE)IG-EC (Ver. 1.400)
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Table of Contents
9.10.3.3. SINK Mode – PLC Voltage Level Input
Refer to the diagrams below for the PLC Sink option connections which is not fully certified for STO.
This option is not recommended for new designs.
Figure 26: STO D-Type Input Connection – Sink Option