15 product specifications, Sensor ranges – Meriam M2110F SMART FLOW GAUGE User Manual
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15 PRODUCT SPECIFICATIONS
TYPE & RANGE: 
DN: Differential Non-Isolated 
CI: Compound Isolated 
GI: Gauge Isolated 
AI: Absolute Isolated 
DI: Wet/Wet Differential Isolated 
MEDIA COMPATIBILITY: Non-isolated sensor for 
clean, dry, non-corrosive gases. Isolated sensor for 
fluids compatible with 316SS. DI sensors have viton 
o-rings (consult factory for further options). 
ACCURACY*: Indication: ± 0.05% of Full Scale 
(includes combined effects of linearity, repeatability, 
hysteresis and temperature). Analog output: ± 0.05% 
of Full Scale + 3 counts. AC-powered gauges require 
15 minute warm-up. NIST certification supplied. 
ZERO DRIFT: ± 0.015% of full scale. Zeroing prior 
to measurement eliminates this effect. 
TEMPERATURE: 
Storage: -40 °F to 140 °F (-40 °C to 60 °C) 
Operating: -4 °F to 122 °F ( -20 °C to 50 °C) 
PRESSURE LIMITS: 2x range for AI, GI, and CI 
sensors. 2x range for DN sensors when pressurized on 
high side only; 150 PSI static when applied to both 
sides of the sensor simultaneously. 3x range for DI 
sensors when pressurized on high side only, 1000 PSI 
static when applied to both sides of the sensor 
simultaneously. 3x range or 150 PSI on low side 
whichever is less. 
DISPLAY: 4 1/2 digit, 0.6 inch (15.24 mm) LCD.
PRESSURE CONNECTIONS: 1/8" female NPT. 
Brass on non-isolated, 316SS on isolated sensors. 
INPUT POWER: SetPoint model is standard with 
selectable 110V AC 50/60 Hz, 220V AC 50/60 Hz, or 
24V DC power. Included are an RS 232C interface 
and two programmable SPDT relays, rated 1.0 amp 
resistive @ 24V DC, 0.5 amp resistive @ 115V AC. 
Battery models are powered by two Lithium “D” 
Cells. Battery Life is approximately 100 days at a 
100% duty cycle. 
I/O: Included are an RS 232C interface and two 
programmable SPDT relays, rated 1.0 amp resistive @ 
24V DC, 0.5 amp resistive @ 115V AC. 
Option 1: Lithium Battery model with 
replaceable battery board with automatic shut-off 
(programmable). No outputs available. 
Option 2: Current Loop model with 4-20mA 
output, 24V DC (50mA) power and RS 232C. 
ENCLOSURE: 4 lbs. 1/4 DIN (3.8" X 3.8" X 6.5") 
aluminum enclosure with epoxy finish. Standard 
model is NEMA 4X on front panel only. Battery and 
Current Loop models are NEMA 4X throughout. 
MOUNTING: 1/4 DIN panel mounting standard. 
Options: 2" pipe mount bracket; or portable handle.
Sensor Ranges
Sensor Type
Available Ranges Native
Engineering
Units
DN = Differential Non Isolated
0-10, 0-28, 0-200, 0-415, 0-2000
Inches of H2O @ 20°C
GI = Gauge Isolated
0-15, 0-30, 0-50, 0-100, 0-300, 0-
500, 0-1000, 0-3000 
PSI
CI = Compound Isolated
-15 to 15, -15 to 30, -15 to 50, -15 
to 100, -15 to 500. -15 to 1000, -15 
to 3000 
PSI
AI = Absolute Isolated
0-17, 0-38, 0-100, 0-1000
PSIA
DI = Differential Isolated
0-5, 0-15, 0-30, 0-100, 0-300, 0-
500, 0-1000 
PSID
 
 
 
 
 
 
 
 
 DN/DI Pressure Manifold 
DI with Optional Flushing Ports AI, GI, or CI Pressure Manifold
