Red Lion GEMINI 33 - Manual (Page 29)

Select AC Power (115/230 VAC)
The AC power to the unit must be selected for either 115 VAC or 230 VAC.
The selector switch is located through an access slot on the side of the case
(See figure on previous page or label on case). The unit is shipped from the
factory with the switch in the 230 VAC position.
Caution: Damage to the unit may occur if the AC selector switch is set
incorrectly.
EMC COMPLIANCE INSTALLATION
This unit complies with the Electromagnetic Compatibility (EMC) standards
listed in the specifications. Compliance to the EMC standards was demonstrated
by means of a test set-up using the following installation methods:
1. Unit mounted in a metal panel connected to earth ground (protective earth).
2. Shielded (screened) cables for Signal and Control inputs with shield drain
wire connected to earth ground at the mounting panel only.
Belden #8451 2 conductor, #22 AWG twisted pair with foil shield and
drain wire
Belden #8771 3 conductor, #22 AWG with foil shield and drain wire
Alpha #2404 4 conductor, #22 AWG with foil shield and drain wire
3. Metal bezel of unit connected to mounting panel with 9 inch (23 cm)
ground lead from rear bezel screw. Test: Immunity to ESD per
EN61000-4-2.
4. EMI filter (Shaffner FN610) placed on the DC mains cable for EMI
frequencies above 40 MHz when using optional DC power supply. Test:
RF Conducted Immunity per ENV 50141.
SHIELD TERMINATION
EMC compliance installation testing had the drain wire for the shielded
cable terminated as shown. The drain wire was less than 0.5" (12.7 mm) long.
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