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Figure 3. Rear view of a model 2076-112 or a model 2076-124 control enclosure
v Power supply units are located on the left and right of the canisters. Each unit
contains a battery. Power supply 1 is located on the left. Power supply 2 is
located on the right. Power supply 1 is inserted top side up, and power
supply 2 is inverted, or top side down.
Important: The power supply units for the control enclosure and expansion
enclosure are not interchangeable.
v Two canisters are housed in the middle of the enclosure. Each canister is known
as a node canister. The upper canister, as shown in Figure 3, is canister 3 , and
the lower canister is canister 4 . Canister 3 is top side up, and canister 4 is
inverted, or top side down.
Figure 4 shows the rear view of a model 2076-112 or a model 2076-124 control
enclosure and identifies the location of the ports.
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Figure 4. This figure shows the data ports in the rear of the control enclosure.
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Chapter 1. Before you begin the installation
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