产品简介
EJX310A压力变送器EJX310A型高性能压力变送器采用单晶硅谐振式传感器技术,适用于液体、气体和蒸汽的流量测量。多传感器
公司简介
西安西弘自动化设备有限公司,位于全国最大的仪表生产基地之一的陕西省西安市,是一家从事热电偶、压力传感器、压力变送器、压力仪器仪表、称重传感器、称重变送器、称重仪器仪表、压力控制器、压力开关、温度传感器、温度变送器、温度仪器仪表等产品的研发、生产、销售的厂家。压力、称重、温度等自动化测量控制系统的设计、安装、调试服务。产品涵盖电力(火电、水电、核电)、石油、化工、纺织、冶金、机械、国防、科研、医药、食品等行业。产品已由国内市场拓展至港台及欧洲市场,压力传感器、压力变送器产品性能已逐步同国际市场接轨,完全可替换国外同类型产品。
公司的主要产品有:热电偶,压力传感器,压力变送器、液位传感器、液位变送器、压力仪器仪表;称重传感器、称重变送器、称重仪表;温度传感器、温度变送器、温度仪器仪表;压力控制器、压力开关、液位开关;电子秤、工业衡器;汽车轴重传感器、汽车轴重仪器仪表。配套产品有PLC可编程控制器、变频器、及相关高低压电器。
西安西弘设备自动化有限公司本着“锐意进取、追求卓越、用户第一”的企业精神,依靠优秀的技术人才、先进的生产设备、不断更新技术,及时有效地提供用户所需的产品与服务,创用户价值、社会价值,从而提升企业价值,同时促进社会文明的繁荣。
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产品说明
EJX310A压力变送器
EJX310A型高性能压力变送器采用单晶硅谐振式传感器技术,适用于液体、气体和蒸汽的流量测量。
多传感器技术提供的诊断功能,可以检测脉冲线路堵塞或伴热管道的破损等异常。
EJX系列支持BRAIN、HART和FOUNDATION™现场总线通信协议。
规格
EJX310A压力变送器
L膜盒
M膜盒
A膜盒
B膜盒
测量范围
0~10 kPa abs
(0~2.95inHg)
0~130 kPa abs
(0~38inHg)
0~3.5MPa abs
(0~500psia)
0~16MPa abs
(0~2300psia)
测量量程
0.5~10 kPa
(0.15~2.95inHg)
1.3~130 kPa
(0.39~38inHg)
0.0175~3.5MPa
(2.5~500psi)
0.08~16MPa
(12~2300psi)
精度
±0.075%
±0.04%
±0.04%
±0.04%
防护等级
IP67,NEMA 4X和JIS C0920防浸型
防爆规格
FM,CENELEC ATEX,CSA,IECEx
输出信号
4~20mA DC或FOUNDATION™现场总线,两线制数字通信
电源
BRAIN和HART: 10.5~42V DC
(本安型: 10.5~30V DC)
Fieldbus: 9~32V DC
(本安Entity模式: 9~24V DC,本安FISCO模式: 9~17.5V DC)
环境温度
-40~85℃ (-40~185℉) (普通型)
-30~80℃ (-22~176℉) (内藏指示器)
过程温度
-40~100℃
(普通型)
-40~120℃ (-40~248℉)
(普通型)
zui大过压
500 kPa abs(72psia)
16MPa abs
(2300psia)
25MPa abs
(3600psia)
安装
2-inch管安装
接液部件材质
膜盒
316L SST(膜片: 哈氏合金C-276)
容室法兰
ASTM CF-8M
外壳
铝合金或ASTM CF-8M不锈钢(可选)
产品选型
产品系列
型号代码
描述
EJX310A
. . . . . . . . . . . . . .
Absolute pressure transmitter
输出信号
-D . . . . . . . . . . . .
-E . . . . . . . . . . . . . . .
-F . . . . . . . . . . . . . . .
4-20mA 信号输出(BRAIN协议)
4 to 20 mA DC with digital communication (HART protocol)
Digital communication (FOUNDATION Fieldbus protocol, refer to GS 01C25T02-01EN)
测量范围(压力)
L . . . . . . . . . . . .
M . . . . . . . . . . . .
A. . . . .
B. . . . .
0.5 to 10 kPa abs (0.15 to 2.95 inHg abs)
1.3 to 130 kPa abs (0.39 to 38 inHg abs)
0.0175 to 3.5 MPa abs (2.5 to 500 psia)
0.08 to 16 MPa abs (12 to 2300 psia)
部件材料
S . . . . . .
Refer to “Wetted Parts Material” Table.
过程连接
►
0 . . . . . . . . . . . .
1 . . .
2 . . .
3 . . .
4 . . .
5 . . . .
无过程连接 (Rc1/4 female on the cover flanges)
with Rc1/4 电气过程连接
with Rc1/2 电气过程连接
with 1/4 NPT 电气过程连接
with 1/2 NPT 电气过程连接
无过程连接 (1/4 NPT female on the cover flanges)
螺栓和螺母的材料
J . . .
G. . . . .
C. . . .
B7 carbon steel
316L SST
660 SST
Installation
►
-3 . . . . . . . .
-7 . . . . . . . .
-8 . . . . . . . .
-9 . . . . . .
-B . . .. . . . . .
-U . . . . . .
Vertical piping, right side high pressure, and process connection down side
Vertical piping, left side high pressure, and process connection down side
Horizontal piping and right side high pressure
Horizontal piping and left side high pressure
Bottom Process Connection, left side high pressure:
Universal flange
Amplifier housing
1 . .
3 . . . . . . . .
2 . .
Cast aluminum alloy
Cast aluminum alloy with corrosion resistance properties *5
ASTM CF-8M stainless steel *3 *5
电气连接
►
0 .
2 . . . . . . .
4 .
5 . . . . . . .
7 . .. . . . .
9 .
A. . . . . . .
C. . . . . . . . .
D. . . . . . .
G1/2 female, one 电气连接 without blind plugs
1/2 NPT female, two 电气连接s without blind plugs
M20 female, two 电气连接s without blind plugs
G1/2 female, two 电气连接s and a blind plug *4
1/2 NPT female, two 电气连接s and a blind plug *4
M20 female, two 电气连接s and a blind plug *4
G1/2 female, two 电气连接s and a 316 SST blind plug
1/2 NPT female, two 电气连接s and a 316 SST blind plug
M20 female, two 电气连接s and a 316 SST blind plug
显示面板
►
D. . ..
E . . .
N. . . .
Digital indicator
与范围设定开关数字指示器 *1
(None)
Mounting bracket ►
B. . . . . .
D. . . . . .
J . . . . . .
K. . . . . .
M . . . . .
N.
304 SST 2-inch pipe mounting, flat type (for horizontal piping)
304 SST 2-inch pipe mounting, L type (for vertical piping)
316 SST 2-inch pipe mounting, flat type (for horizontal piping)
316 SST 2-inch pipe mounting, L type (for vertical piping)
316 SST 2-inch pipe mounting (for bottom process connection type)
(None)
Optional Codes
¨/ 可选范围
The “►” marks indicate the most typical selection for each specification.
*1: Not applicable for 输出信号 code F.
*2: Users must consider the characteristics of selected 部件材料and influence of process fluids. Specifying inappropriate materials has the potential to cause serious damage to human 壳体 and plant facilities resulted from an unexpected leak of the corrosive process fluids.
*3: Not applicable for 电气连接 code 0, 5, 7 and 9.
*4: Material of a blind plug is aluminum alloy or 304 SST.
*5: Not applicable for 电气连接 code 0, 5, 7, 9 and A. Content rate of copper in the material is 0.03% or less and content rate of iron is 0.15% or less.
Table. Wetted Parts Materials
部件材料code
Cover flange and process connector
Capsule
Capsule gasket
Drain/孔塞
S #
ASTM CF-8M *1
哈氏合金 C-276 *2 (Diaphragm) F316L SST (Others)
Teflon-coated 316L SST
316 SST
*1: Cast version of 316 SST. Equivalent to SCS14A.
*2: 哈氏合金 C-276 or ASTM N10276.
The ‘#’marks indicate the construction materials conform to NACE material recommendations per MR0175/ISO15156. Please refer to the latest standards for details. Selected materials also conform to NACE MR0103.
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