Emerson Tescom ER5050 User Manual

ER5000 —
110
Installation Variations
Installing a Hazardous Location
Model (ER5050)
WARNING
Install conduit rated for your Hazardous Location
using local and national electrical codes which
apply to the application.
Conduit must be sealed within 18" of conduit’s
point of entry into the ER5050.
Make sure everything is properly assembled
before powering.
DO NOT open cover when an explosive
atmosphere is present.
The cable and conduit entry devices shall be
certified flame proof types, suitable for the
conditions of use and correctly installed.
Unused conduit entry must be closed with
suitable blanking element.
Click this link to view all Hazardous Location
certifications and specifications.
ER5050
Supply Pressure
110 psig / 7.5 bar
Adaptor
External Transducer
Rated For Use In
Hazardous Location
Junction Box Rated
For Use In Hazardous
Location
Hazardous
Location
Conduit Cables
and Hubs
Typical Conduit Hub:
Installation using a hole
“through the enclosure” with
a grounding locknut instead
of a metal backplate.
Conduit
O-Ring
Set Screw
Ground Wire
“Increased Safety”
Grounding Locknut
Hazardous
Location Hub
or Cable Gland
PC Located
In Room Separate
From Hazardous Area
RS485
Connection
Inlet Pressure
Outlet Pressure To Process
Regulator
Figure 44: Typical Hazardous Location ER5050 Application
Controller, with adaptor, is mounted to an air actuated regulator.
Feedback is from the external transducer. All wiring run through
junction box that meets Hazardous Location specication.
Setpoint is from a Prole downloaded from the PC.

Emerson Tescom ER5050 Specifications

General

Brand	Emerson
Model	Tescom ER5050
Category	Controller
Language	English