A&D Journal Printer AD-8118A - Manual (Page 9)

Installation
Best Conditions for installation
Be careful when handling this unit because it is a precision electronic
device.
1) Don't install the AD-8118A in direct sunshine. Avoid places where
there are sudden temperature changes, vibrations, strong winds and
excessive moisture or dirt.
Also, keep away from conductive substances such as carbon powder.
If these substances get inside the unit errors can occur.
2) The best temperature setting is about 20°C (68*^ F) at 50% relative
humidity.
3) Be careful not to expose the unit to excessive noise or static electricity,
this may cause malfunctioning.
Connection of Power Supply/Ground
1)
2)
Earth the AD-8118A via the power cable to the rear terminal of your
scale or balance. Don't plug it in directly to any other equipment. Do
not use it commonly with power devices.
If the local AC electricity supply fluctuates by more than ±10% an AC
regulator must be used to stabilize the power supply. Do not use a
common source for the power lines.
NOTE: Do not turn ON the power at this time. Connect the power
plug after all other connections have been made.
Connection of Serial lnp>ut
The Serial input on the rear panel can be connected with either the RS-
232C input or the current loop input. Select the appropriate input with the
slide switch also located on the rear panel.
Direct Connection
The Serial Input can be connected with a standard serial output or current
loop on A&D Weighing Indicators.(ex. AD-4322A, AD-4323, AD-4324,AD-
4325A)
Page 8 owners-AD-8118A-v.3.a