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Promet EExd 天然气/工业过程水露点分析仪 Promet EExd Process Moisture Analyzer Promet EExd Flameproof Process Moisture Analyzers
近的 30 多年内,密析尔仪表一直为天然气和石化行业提供各种在线湿度的检测方案。用所有的专业经验和经历积累而成的 Promet EExd, 以客户的需求之上,安装简单、通讯模块齐全、价格适中,同时集成校验模块。
Promet EExd 通过防爆认证,可用于 IEC Zone 1 and 2/NEC Class 1 Div1。该产品提供单通道或双通道测湿度测量,自带压力传感器显示压力读数,所有的模块都在一个现场安装的防爆外壳中。而用户界面是触摸屏的控制面板和光亮显示。 复杂多变的采样系统是根据实际要求定制的,包括出色的样气过滤模块、稳压阀和流量控制,以及一些可选件用于满足用户特殊的安装或应用要求。 Promet EExd is process moisture analyzer certified as flameproof for use in IEC Zone 1 and 2/NEC Class 1 Div1. Promet EExd offers single and dual channel moisture measurement, with integrated electronic pressure reading, within a single field-installed flameproof housing. User interface is provided through the bright vacuum fluorescent display and touch screen controls. Comprehensive Sampling Systems of state-of-the-art design, with best practice sample filtration, pressure reduction and flow control, and a range of options are available to fulfill user-specific installation and application requirements.
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产品亮点:
EExd 防爆认证 ATEX 和 CSA
整体 Zone 1 或 2 安装
整机仅需低功耗 AC 供电
单通道或双通道测量
校验溯源到 NPL (UK) 和 NIST (USA)
现场调节功能允许用户修正读数或者进行传感器更换服务
量程 -120 ~ +30°C 露点, 0.001 ~ 30,000 ppmV
湿气含量单位 ppmV, mg/Nm3, Lb/mmscf
内置电子压力传感器测量
Modbus RTU 及 4-20 mA 线性信号
过程及仪表状态报警,电压释放触点
远程全球接入选项
触摸屏控制
技术指标 :
Optional For Indoor Safe Area Installation Host Capacity |
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Up to 31 Michell EExd Process Instrumentation Range analyzers in any combination of models via Modbus
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Display |
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Backlit color 15 cm/6" LCD
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User Interface |
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Integral mouse, on-screen keyboard
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Function |
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View and modify analyser operating settings. Record parameters to file and view virtual chart recorder Analyser diagnostics.
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Ports |
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LAN, USB2
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Data Download |
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CSV (comma separated variable) format for easy import to Excel?
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Remote Access |
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OPC (OLE for Process Control) over a LAN Imbedded web page/unique IP address for PC access.
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Power Supply |
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100-280 V, 50/60 Hz
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Promet Eexd Main Unit (ISO18453 calculation software) |
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Promet EExd single channel / two channel (PTS 1N/2N)
Promet EExd single channel / two channel with flow alarm(s) (PTS 1F/2F)
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Alternative Version (IGT bulletin No. 8 calculation software) |
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Change PTS codes to PTG respectively
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Certification |
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ATEX certified system (AT)
cCSAus certified system (CS)
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Premium Sampling Systems (Base versions (panel-mounted, intermediate pressure)) |
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Natural gas single channel / two channel, barg rated (1000 psig) (SAM-PT-N1/N2)
Trace moisture single channel / two channel, 69 barg rated (1000 psig) (SAM-PT-T1/T2)
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Enclosure |
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304 stainless steel enclosure, IP66 (NEMA 4) - single channel / two channel (A1/A2)
316 stainless steel enclosure, IP66 (NEMA 4) - single channel / two channel (B1/B2)
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High Pressure Rating |
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Natural gas higher pressure, 138 barg rated (2002 psig) - single channel / two channel (D1/D2)
Trace moisture higher pressure, 138 Barg rated (2002 psig) - single channel / two channel (E1/E2)
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Heater / Thermostat (Available only with enclosure) |
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Standard heater/fixed thermostat 20oC (68oF) - single channel / two channel (F1/F2)
Thermostatic heater, adjustable 0 to 50oC (32 to 122oF) - single channel / two channel (G1/G2)
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Enclosure Cooling For Hot Desert Climate Installation |
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Enclosure cooling - instrument air supply required single channel / two channel (H1/H2)
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Trace Heated Sample Tubing |
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Trace Heated Sample Line Assembly where XX is length in meters (min 3, max 15). Seamless 316L stainless steel, 6 mm or 1/4" OD tube, fluoropolymer self-regulating heating cable, glass fiber insulation, with PVC outer sheath. Factory assembled, wired and terminated into Premium Sampling System enclosure. J1 - Channel 1, J2 - Channel 2. (J1.XX/J2.XX)
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技术指标 :
主机
测量值 露点 °C & °F
单位转化 自动压力补偿转换 ppmV , 对应天然气和理想气体
lb/MMSCF 和 mg/Nm3, 对应天然气
用户给定压力输入下的露点值, 对应天然气和理想气体
计算天然气湿气含量的算法标准基于 ISO 18453 或 IGT#8, 根据用户订单要求设置
按键/显示 透过玻璃的触摸式按键
显示: 真空电子管
数据采集 提供多 150 条数据采集. 每一条记录包括每一个通道的时间、日期、湿度和压力值. 用户可自由设定采样间隔时间, 从5 分钟到 60 分钟不等
通讯 & 输出 四路非隔离式 4-20 mA 通道; 大负载 500 Ω. 用户可设定范围和数值
Modbus RTU @ 9600 波特率
报警 每通道两个电压释放触点; 一个是过程监控一个仪表状态. 也可以通过 Modbus 通讯
主机外壳 内置温度控制用于补偿保护和稳定的分析条件
型号 防爆 EExd
结构 黄铜铸铝 LM25(EN AC-42000). 15mm 厚的耐温玻璃视窗. 电缆端口为 ?" NPT (f)
表面处理 镀铬底漆, 聚酯纤维 P9010 涂层 (黑色). 符合标准 BS3900
电气连接 2.5mm2 螺纹压紧端子
危险场合证书 ATEX 证书编号: Group II, Category 2 G
编码 EEx d IIB + H2 T4 Tamb -40 +60°C (-40 +140°F)
防护等级 IP66 (NEMA 4)
测量范围 -120°C dp ~ +30°C dp (-184 / +86°F); 1 ppbV ~ 30,000 ppmV
校验范围 -100°C dp ~ + 20°C dp (-148 / + 68°F); 10 ppbV ~ 23,000 ppmV
精度 露点: ±1°C 在 -59.9 ~ + 20°C dp 之间 (±1.8°F: -75.9 ~ +68°F dp)
湿气含量: 读数的 ±10%
露点: ±2°C 在 -60 ~ -100°C dp 之间 (±3.6°F: -76 ~ -148°F dp)
湿气含量: 读数的 ±20%
压力: ±0.25% FS
分辨率 0.1°C: -80 ~ + 20°C dp (0.2°F: -112 ~ + 68°F dp)
1°C: -100 ~ -80°C dp (2°F: -148 ~ -112°F dp)
显示分辨率 露点: 0.1°C (0.2°F) lb/MMSCF: >999.9 = 0.1, <999.9 = 0.02
ppmV & mg/Nm3: <100 = 0.001; >100 <1000 = 0.01; >1000 = 0.1
MPa & barg: 0.1
psig: 1.0
温度补偿 算法公式补偿
工作压力 高 206 barg
样气接口 ?" NPT (f)
样气流量 0.0-0.4m3/h (0-6.66l/min)
电源 90-264 V AC, 47 ~ 63 Hz, 110 ~ 300 V DC, 180 W
工况 室内/室外: -20°C ~ +60°C (-4 + 140°F)
遮荫处: 高 95% RH
出/入 端口 ?" NPT (f)
远程界面
可选, 室内安全区域安装
主机容量 通过 Modbus 多连接 31 个 Michell 的 EExd 过程分析仪 (可选)
显示 15cm/6" 彩色 LCD
用户界面 内置鼠标, 屏幕键盘
功能 查看并修改分析仪参数, 记录参数到文件, 查看虚拟图表以及分析仪诊断
端口 LAN, USB2
数据下载 CSV (空格符分隔识别)格式易于导入到 Excel?
远程连接 OPC (OLE for Process Control) 通过 LAN 访问嵌入式网页/独立 IP 地址用于电脑登陆
电源 100-280 V, 50/60 Hz
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