Omega CN1001-RTD, User Manual

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SECTION 6. SETUP
6.1 CONDITIONS REQUIRING DISASSEMBLY
You may need to open up the meter for one of the following reasons:
• To check or change the 115 or 230 Vac power jumpers.
• To install or remove jumpers on the main board.
6.2 CONDITIONS REQUIRING DISASSEMBLY
Disconnect the power supply before proceeding.
To remove and access the main board, follow these steps:
• Disconnect the main power from the meter.
• Remove the back case cover.
• Lift the back of the main board upwards and let it slide out of the
case.
Caution: The meter has no power-on switch, so it will be in
operation as soon you apply power.
6.3 RATING/PRODUCT LABEL
This label is located on top of the meter housing (Refer to Figure 6-4).
6.4 MAIN BOARD POWER JUMPERS
Important: If you want to change the Factory preset jumpers, do the
following steps; otherwise go to section 6.5.
Warning: Disconnect the power from the unit before proceeding.
This device must only be reconfigured by a specially trained
electrician with corresponding qualifications. Failure to follow all
instructions and warnings may result in injury!
To check voltage jumpers, or to change from 115 V to 230 V ac:
1. Remove the main board from the case. Refer to Section 6.2.
2. Locate the solder jumpers W1, W2, and W3 (located near the edge of
the main board alongside the transformer - refer to Figure 6-1).
3. If your power requirement is 115 V ac, solder jumpers W1 and W3
should be wired, but jumper W2 should not. If your power
requirement is 230 V ac, solder jumper W2 should be wired, but
jumpers W1 and W3 should not.