Figure 4-13: Fastening the Cover
4.5 Commissioning
1. Wait at least two hours for the Hydran M2-X to stabilize.
2. To verify the reading accuracy of the Hydran M2-X, compare the reading(s)
with a recent dissolved gas analysis (DGA).
3. Log the following information and keep it in a safe place:
• The serial number of each component of the network
• A general description of the installation (transformer number, power
station number, etc.).
The installation of the Hydran M2-X is now completed. If properly installed and
maintained, the Hydran M2-X provides many years of trouble-free service.
Note: Proper adjustment of trend alarm requires an observation period of trend
behavior to determine the optimal setting. See Section 6.2.5.4.
2. Insert the four (4) screws with flat washers and split
lock washers. Using supplied Hex key tool, tighten
the screws one by one diagonally.