System Specifications - EMS EMS520 Manual

SYSTEM SPECIFICATIONS

EMS520 Opacity/Dust Control unit:
Enclosure
Graphic Display
Approvals
Measurement Ranges
Display Resolution
Process Display screens
Home Screen Navigation with virtual
touch keypad for data entry
Battery back up
S.D. Card
Alarm Reset
Cal cycle initiate
OPLR (Exit Correlation Lx / 2*Lt)
Environment
EMS provided 24Vdc Supply
Network
Environmental Monitor Service, Inc.
IP65/NEMA4X (when panel mounted),
197x146.6x68.5mm (7.75" x 5.77" x2.7").
5.7" Viewing area, 256 color, Icon driven
CE, UL, cUL
-5 to 100% Opacity, 0-2 Optical Density, 0-2000
0.1 for Opacity and mg, 0.001 O.D.
5 Numerical, 3 Trends.
Touch Icons for information and user interface
for Calibration, Fault, Alarms, Settings,
Displays, Service and About.
7 years typical at 25
Back up by 2GB SD memory card. Optional
upgraded storage for data logs, alarm history,
data tables, backup ladder, HMI, and OS.
Automatic and manual.
Manual, Remote and Internal Clock.
Inside cabinet IP20 / NEMA1 (case), Panel
mounted IP65 / NEMA4X (front panel),
Operational temperature 0 to 50ºC (32 to
122ºF), Storage temperature -20 to 60ºC (-4 to
140ºF), Relative Humidity (RH) 5% to 95%
(non-condensing)
Input: 90-240 VAC, 50/60 Hz, 0.55 amp +10%
Protocol: MODBUS, type RS-485.
6
mg.
o
C
0.3 to 1.0