XIO USER MANUAL | 2106424MNAB | 9
Safety
Read these instructions carefully before installation and commissioning. These instructions do not contain
all details on all types of products and do not explain all assembly, operating, or maintenance scenarios.
Ask the manufacturer for further information.
Observe warning signs on packaging and on the device. Safety symbols are in accordance with IEC 60417
or ISO 7000.
Assign only qualified and authorized specialists for the assembly, electrical connection, commissioning,
and maintenance of the equipment. Specialist qualifications include:
– Training or instruction and/or authorization to operate and maintain devices or systems according to
safety engineering standards for electrical circuits, high pressures, and aggressive media
– Training or instruction in accordance with safety engineering standards regarding maintenance and
use of adequate safety systems
According to ISO 9996, use only sufficiently insulated tools for electrical connection.
Also consider the following regulations:
– The applicable standards and safety regulations concerning the construction and operation of
electrical installations
– The regulation on technical working materials (safety guidelines for tools)
– The regulations and recommendations relating to explosion protection
– The recommendations for safe working in the case of installation in a Safety Integrity Level (SIL)
loop.
– The regulations that apply in the country of use
Potential safety hazards
The XIO uses voltages in the range of 12 - 24 Vdc plus some percent of tolerance. There are no hazardous
voltages present in the device. However, some optional power sources might convert power from Vac to -
Vdc.
Pressurized natural gas is present in the measurement pipeline. Natural gas can escape from the pipeline
during installation, calibration, or following damage to the pipeline. Only properly trained and authorized
personnel should work in hazardous locations.
WARNING – Bodily injury. Apply power only after the procedures are complete. Technicians
must perform the procedures in order: plan, install, wire, verify the power-on sequence, and
configure.
WARNING – Bodily injury. The device can be operated at high levels of pressure and with
aggressive media. Serious injury and/or considerable material damage can be caused if this
device is handled incorrectly.
WARNING – Bodily injury. Read and follow instructions contained in this guide before and
during equipment installation. Failure to do so could result in bodily injury or equipment damage.
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