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Quick Start Guide
D103470X012
DLC3020f Digital Level Controller
April 2022
32
Table 2. Specifications (continued)
Alerts and Diagnostics (continued)
Sensor Board Alerts
indicate if the device is operating
above or below maximum recommended limits;
advises if the electronic sensor electronics cannot
communicate properly
Input Compensation Error Alerts
advise of “Bad” or
“Uncertain” status of AO connection or setup
Simulate Function
Simulate Active,
when enabled, simulates an active
alert without making it visible.
Operating Limits
Process Temperature:
Ambient Temperature
(1)
and Humidity
Conditions
Normal
Limits
Transport
and Storage
Limits
Nominal
Reference
Ambient
Temperature
-40 to 80
_
C
(-40 to 176
_
F)
-40 to 85
_
C
(-40 to 185
_
F)
25
_
C
(77
_
F)
Ambient
Relative
Humidity
0 to 95% (non‐condensing)
40%
Altitude Rating:
Up to 2000 meters (6562 feet)
Electrical Classification
Pollution Degree 4
Hazardous Area:
CSA
— Intrinsically Safe, Explosion‐proof, Division 2,
Dust Ignition‐proof
FM
— Intrinsically Safe, Explosion‐proof,
Non‐Incendive, Dust Ignition‐proof
ATEX
— Intrinsically Safe, Flameproof, Type n
IECEx
— Intrinsically Safe, Flameproof, Type n
Electrical Housing:
CSA
— Type 4X
FM
— NEMA 4X, IP66
ATEX
— IP66
IECEx
— IP66
Other Classifications/Certifications
CUTR
— Customs Union Technical Regulations (Russia,
Kazakhstan, Belarus, and Armenia)
INMETRO
— National Institute of Metrology,
Standardization, and Industrial Quality (Brazil)
NEPSI
— National Supervision and Inspection Centre
for Explosion Protection and Safety of
Instrumentation (China)
for
classification/certification specific information
Mounting Positions
Digital level controllers can be mounted right‐ or
left‐of‐displacer, as shown in figure 4
Construction Materials
Case and Cover:
Low‐copper aluminum alloy
Internal:
Plated steel, aluminum, and stainless steel;
encapsulated printed wiring boards; Neodymium Iron
Boron Magnets
Electrical Connections
Two 1/2‐14 NPT internal conduit connections; one on
bottom and one on back of terminal box. M20
adapters available
Weight
Less than 2.7 Kg (6 lb)
Options
J
Heat insulator
J
Mountings for Masoneilan
t
,
Yamatake, and Foxboro
t
‐Eckhardt displacers
available
1. The pressure/temperature limits in this document and any applicable standard or code limitation should not be exceeded.