Section 2: Before You Begin
January 2017
ERNG-X
dopsm2107x012
Section 2: Before You Begin
3
2.1
Safety, Installation and Operations Precautions
2 .1 .1
TESCOM Electronic Controllers, Regulators and Filters
waRNING
Do not attempt to select, install, use or maintain this controller or accessory until you have
read and fully understood these instructions and the individual component instructions.
Be sure this information reaches the operator and stays with the product after installation.
Do not permit untrained personnel to install, use or maintain this controller or accessory.
Improper selection, installation, maintenance, misuse or abuse of this controller or related
accessories can cause death, serious injury and/or property damage.
Possible consequence include but are not limited to:
•
High velocity fluid (gas or liquid) discharge
•
Electrocution
•
Parts ejected at high speed
•
Contact with fluids that may be hot, cold, toxic or otherwise injurious
•
Explosion or burning of the fluid
•
Lines/hoses whipping dangerously
•
Damage or destruction to other components or equipment in the system
CAUtioN
1 . Read and understand the user’s manual before operating the product .
2 . Before each use, inspect the product for physical damage and contamination . Do not
connect the controller or component if you detect oil, grease or damaged parts . If the
product is damaged, contact your local TESCOM representative to have the product
cleaned or repaired .
3 . Operate the product only under specified environmental conditions .
4 . Follow instructions in the manuals for proper wiring .
5 . Never connect the product to a supply source having a voltage greater than the
maximum rated voltage of this controller or accessory .
6 . Never connect the product to a supply source having a pressure greater than the
maximum rated pressure of this controller or accessory .
7 . Start up sequence for electropneumatic controllers is:
a . Feedback loop must be installed and operational .
b . Electrical power should be applied and system setpoint reduced to its lowest
pressure output before turning on the pneumatic supply to the ERNG-X controller .
8 . Refer to product label (modification specific) for maximum inlet pressures . If this
rated pressure cannot be found, contact your local TESCOM representative for the
rated pressure prior to installation and use . Verify the designed pressure rating of all
equipment (e .g ., supply lines, fittings, connections, filters, valves, gauges, etc .) in your
system . All must be capable of handling the supply and operating pressure .
