Teledyne OT-3 - Manual (Page 46)

Appendix OT-3
Teledyne Analytical Instruments 38
A.3 Reference Drawing
D-74110 Outline Diagram
B-74106 Piping Diagram
D-65305 Schematic main PCB
D-70739 Schematic AC Power Supply PCB
D-74161 Schematic DC Power Supply PCB
B-74224 Wiring diagram 3300/OT-3 ext. SSR drive.
A.4 Miscellaneous
The symbol ~ is used on the rear panel of the Model OT-3 to
signify volts alternating current (VAC).