Safety requirements – Nor-Cal SDC15 Controller User Manual

Page 3

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To reduce risk of electric shock which could cause personal injury, follow all safety
notices in this documentation.

This symbol warns the user of a potential shock hazard where hazardous live voltages
may be accessible.

•

If the equipment is used in a manner not specified by the manufacturer, the protection

provided by the equipment must be impaired.

•

Do not replace any component (or part) not explicitly specified as replaceable by your
supplier.

•

All wiring must be in accordance with local norms and carried out by authorized and
experienced personnel.

•

A switch in the main supply is required near the equipment.

•

Main power supply wiring requires a (T) 200mA, 250V fuse(s) (IEC 127).

EQUIPMENT RATINGS
Supply voltages:

100 to 240V (operating power supply voltage 85 to 264Vac)

Frequency:

50/60Hz

Power consumption:

12VA maximum

EQUIPMENT CONDITIONS
Do not operate the instrument in the presence of flammable liquids or vapors.
Operation of any electrical instrument in such an environment constitutes a safety hazard.
Temperature:

0 to 50˚C

Humidity:

10 to 90%RH (no condensation)

Vibration:

2m/s

2

(10 to 60Hz)

Over-voltage category:

Category II (IEC60364-4-443, EN664-1)

Pollution degree:

Pollution degree 2

EQUIPMENT INSTALLATION
The controller must be mounted into a panel to limit operator access to the rear terminal.
Specifications of common mode voltage: The common mode voltages of all I/O except for main
supply and relay outputs are less than 33Vrms, 46.7V peak and 70Vdc.

APPLICABLE STANDARDS
EN61010-1, EN61326

SAFETY REQUIREMENTS

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