Yokogawa EJA130A High Static Differential Pressure Transmitter
Yokogawa EJA130A -EH High Static Differential Pressure Transmitter
The high performance differential pressure transmitter
model EJA130A can be used to measure liquid, gas,
or steam flow as well as liquid level, density and
pressure.
Static Pressure Effects
Total Effects per Change
[0.1 % Span + 0.028 % URL] per 6.9 MPa {1000 psi}
Effect on Zero (can be corrected at line pressure)
0.028 % of URL per 6.9 MPa {1000 psi}
Overpressure Effects
0.03 % of URL per 32 MPa {4500 psi}
Stability
0.1 % of URL per 60 months
Power Supply Effects “◊”
0.005 % per Volt (from 21.6 to 32 V DC, 350 Ω)
Output “◊”
Two wire 4 to 20 mA DC output with digital communications,
linear or square root programmable. BRAIN
or HART FSK protocol are superimposed on the 4 to
20 mA signal.
Weight
6.8 kg (15.0 lb) without mounting bracket and
process connector
Yokogawa EJA130A High Static Differential Pressure Transmitter
Yokogawa EJA130A -EH High Static Differential Pressure Transmitter
Description
Ambient Temperature Limits
(approval codes may affect limits)
-40 to 85 ˚C (-40 to 185 ˚F)
-30 to 80 ˚C (-22 to 176 ˚F) with LCD Display
Process Temperature Limits
(approval codes may affect limits)
-40 to 120 ˚C (-40 to 248 ˚F)
Ambient Humidity Limits
5 to 100 % RH @ 40 ˚C (104 ˚F)
Supply Voltage “◊”
10.5 to 42 V DC for general use and flameproof type
10.5 to 32 V DC for lightning protector (Optional
code /A)
10.5 to 30 V DC for intrinsically safe, Type n,
nonincendive, or non-sparking type
Minimum voltage limited at 16.4 V DC for digital
communications, BRAIN and HART