GRAPHTEC GL820 - To Ensure Safe and Correct Use; Conventions Used in This Manual; Description of Safety Symbols

GL820 Connection Procedures
Connecting the AC Adapter Connecting the Grounding Cable
Resistance temy
Note: Connect wires to the specified channel, the channel number is shown on top
of the terminal block
*B-513 option cable is required for connecting input/output signals.
(For logic/pulse input, alarm output, trigger input, external sampling pulse input)