Yokogawa EJA118Y -DH Diaphragm Sealed Differential Pressure Transmitters
Model EJA118Y Diaphragm Sealed Differential Pressure Transmitters can be used to measure liquid, gas, or steam flow, as well as liquid level, density, and pressure.
Output Signal “◊”:
4 to 20 mA DC, 2-wire system with digital communication
Failure Alarm:
Output status at CPU failure and hardware error;
Up-scale: 110%, 21.6 mA DC or more(standard)
Down-scale: -5%, 3.2 mA DC
Note: Applicable for Output signal code D and E
Working Pressure Range:
2.7 kPa abs{20 mmHg abs} to flange rating pressure.
For atmospheric pressure or below, see Figure 2.
Static Pressure Effect:
See Table 2-1, 2-2 and 2-3.
Power Supply Effect “◊”:
±0.005 %/V(21.6 to 32 V DC, 350 V)
Weight:
17.3 kg (38.2 lb) Model EJA118W with 80 mm JIS 10K
flange, capillary length 5 m; with integral indicator and
mounting bracket.
22.9 kg (50.6 lb) Model EJA118N with 100 mm JIS 10K
flange, X2
=100, capillary length 5 m; with integral
indicator and mounting bracket.
20.1 kg (44.4 lb) Model EJA118Y with 100 mm JIS 10K
flange, X2
=100, capillary length 5 m; with integral
indicator and mounting bracket.
Add 1.4 kg (3.1lb) for JIS SCS14A stainless steel amplifier
housing.
Description
Ambient Temperature Limits:
-40 to 85 °C (-40 to 185 °F) (general-use type)
-30 to 80 °C (-22 to 176 °F) (with integral indicator)
(Note : The ambient temperature limits must be within the
fill fluid operating temperature range, see table 1.)
(See ‘Optional Specifications’ for Explosion-protected
types)
Ambient Temperature Effect:
See Table 2-1, 2-2 and 2-3.
Process Temperature Limits:
See Table 1.
(See ‘Optional Specifications’ for Explosion-protected
types)
Ambient Humidity Limits:
5 to 100 % R.H.(at 40 °C)