Nivus NivuFlow 750, Instruction Manual

Page: 32 / 162

Instruction Manual
NivuFlow Mobile 750
page 32 NFM 750 - rev. 03 / 27.05.2020
Installation and Connection
22 General Information on Installation
WARNING
Check danger through explosive gases
Prior to beginning mounting, installation and maintenance make sure to observe any regu-
lations on safety at work as well as to check the potential risk due to explosive gases. Use
a gas warner to check.
When working in the channel system make sure to avoid electrostatic charge:

Avoid unnecessary movements to minimise the risk of static energy accumulating.

Discharge any possible static electricity from your body before you begin to install
sensors.
Disregarding may lead to personal injury or damage your equipment.
22.1 Installation place
For safe installation at the chosen place the measures below must be taken:

Protect the transmitter from direct sunlight. Install a protective cover if necessary.

Observe the permitted ambient temperature.

Do not expose the transmitter to heavy vibration or mechanical shocks.
Selecting the installation place strictly avoid:
•
Corrosive chemicals or gases
•
Radioactive radiation
•
Installation close to footpaths or travel ways
22.2 Before Installation
CAUTION
Suspend the instrument only by using appropriate safety belts
The instrument shall be suspended into shafts or manholes only by using the carrying han-
dle and appropriate belts, ropes or similar.
It is not allowed to suspend the device by the sensor cable since this may lead to cable
break, leaky plug connection or the transmitter may be torn off.
22.2.1 PU stickers on enclosure frame

Prior to first use of the NivuFlow Mobile 750 make sure that the PU stickers have been
removed. If not, remove the stickers and clean the enclosure frame if necessary.

See chapter “12 Reception inspection”.
22.2.2 Gaskets

Check the gaskets on the enclosure cover.
Before closing the cover make sure that the gasket is clean and undamaged, so:
1. Remove debris and/or dirt.
2. Replace defective gaskets.
3. Apply silicone grease if necessary.