Hach RTC Standardized Combined Manuel D'installation page 11

• Touch an earth-grounded metal surface such as the chassis of an instrument, a metal conduit or
pipe to discharge static electricity from the body.
• Avoid excessive movement. Transport static-sensitive components in anti-static containers or
packages.
• Wear a wrist strap connected by a wire to earth ground.
• Work in a static-safe area with anti-static floor pads and work bench pads.
5.3.2 IPC427 power supply
Potential Instrument Damage. Delicate internal electronic components can be damaged by static electricity,
resulting in degraded performance or eventual failure.
Connect the device only to a 24 VDC power supply that agrees the requirements of safety extra low
voltage (SELV) according to IEC/EN/DIN EN/UL 60950-1. Refer to
earth. Refer to Figure 6
Figure 5 Connect to protective earth
N O T I C E
to connect to a power supply.
Figure 5 to connect protective
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