Centeron
®
Digital Two Channel Monitor Instruction Manual
Robertshaw Industrial Products
Page 3
2.3 Environmental
Specifications
The following environmental specifications should be observed when installing the
Monitor:
§
Operating Temperature Range: -40
o
C to +80
o
C (-40
°
F to +176
°
F)
§
The sealed housing is designed to meet or exceed NEMA 3.
§
UV life: 10 years exposure to direct sunlight.
§
Shock: The unit will withstand a one-meter drop test per UL 913.
§
Chemical Exposure: The unit is sealed with O-rings and designed for outdoor
service. The housing material of the Monitor is Polypropylene, which has very good
chemical resistance to most fuels, oils, and acids.
2.4 Certifications
2.4.1
FCC Notice—Radio Frequency Communications
The Monitor generates and uses radio frequency energy. If not installed and used in
accordance with the manufacturer’s instructions, it may cause interference to radio and
television reception. The Monitor has been tested and found to comply with the
specifications in Part 15 of Radiators and FCC Rules for Class B Computing Devices.
CAUTION: Robertshaw Industrial Products Division does not support field changes or
modifications to any of the Centeron
®
Level Monitoring System equipment unless they
are specifically covered in this manual. All adjustments must be made at the factory
under the specific guidelines set forth in our manufacturing processes. Any modification
to the equipment will void the manufacturer’s warranty and could void the user’s
authority to operate the equipment and render the equipment in violation of FCC Part 15,
Subpart C, 15.247.
This device complies with Part 15 of the FCC Rules. Operation is subject to the following
two conditions: (1) this device may not cause harmful interference, and (2) this device
must accept any interference received, including interference that may cause undesired
operation.
2.4.2
Safety and Regulatory
The Monitor is designed to comply with UL Standards for Intrinsically Safe Apparatus
for use in Class I, Division 1, Group D locations. The Monitor conforms to UL 913 and
has been certified to CAN/CSA Standard C22.2 No. 157 and Standard C22.2 No. 94.
WARNING: SUBSTITUTION OF COMPONENTS MAY IMPAIR INTRINSIC
SAFETY.
AVERTISSEMENT: LA SUBSTITUTION DE COMPOSANTS PEUT
COMPROMETTRE LA SÉCURITÉ INTRINSÈQUE.