Applicable legislation and site safety guidelines may require additional personnel
to be present in the installation.
2.4 Required materials
In addition to the items delivered by Vaisala, installation of the DGA monitor
requires various materials that you must supply yourself.
Items delivered by Vaisala
• DGA Monitor (Vaisala item OPT100)
• DGA Monitor cabinet
• Swagelokâ plugs for oil connector fittings (2 pcs, Swagelok part no. SS-10M0-P (316
Stainless Steel Plug for 10‑mm Swagelok Tube Fitting))
• Protection shell for RJ45 Ethernet connector
• Relay control cable (marked RELAY, Vaisala cable CBL210539)
• Cabinet key
• Power Supply Unit (Vaisala item OPTPSU1 or OPTPSU2)
• Power Supply Unit cabinet
• Instrument power cable (Vaisala cable CBL210544)
• Cabinet key
Optional items (must have either Wall Mounting Set or Ground Mounting Set):
• Wall Mounting Set (Vaisala item OPTMSET1)
• Installation beam (2 pcs)
• Cradle for Power Supply Unit
• Screws and washers
• Ground Mounting Set (Vaisala item OPTMSET2)
• Mounting stand (delivered in three parts)
• Wedge anchors (6 pcs) for securing the mounting stand to ground
• Screws, washers, and nuts
• Weather Shield (Vaisala item OPTSHLD1)
• Weather shield (delivered in three parts)
• Screws and washers
• Tubing adapter, 10‑mm to 3/8" (2 pcs, Vaisala item ASM213275SP)
• Tubing adapter, 10‑mm to 1/4" (2 pcs, Vaisala item ASM213274SP)
DGA monitor installation and commissioning
Not supplied by Vaisala.
• Grounding cable with 4 … 16‑mm
2
(12 … 5 AWG) conductor. Enough to reach from the
DGA monitor and the power supply unit to the grounding point(s).
• Mains power cable with 2.5‑mm
2
(14 AWG) conductor and 9 ... 16‑mm (0.35 … 0.63 in)
external diameter. Must be compliant with local regulations for mains power cables.
OPT100 Installation Guide M211857EN-R
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