SAMSON定位器3730-3系列技術(shù)參數(shù)
Travel | |
Adjustable travel for | Direct attachment to Type 3277: 3.6 to 30 mm |
Travel range | Adjustable within the initialized travel/angle of rotation of the valve; travel can be restricted to 1/5 at the maximum. |
Set point w | |
Signal range | 4 to 20 mA · Two-wire device, reverse polarity protection · Minimum span 4 mA |
Static destruction limit | 40 V, internal current limit approx. 40 mA |
Minimum current | 3.75 mA for display/operation (HART? communication and configuration) |
Load impedance | ≤ 9.3 V (corresponds to 465 ? at 20 mA) |
Supply air | |
Supply air | 1.4 to 7 bar (20 to 105 psi) |
Hysteresis | ≤0.3 % |
Sensitivity | ≤0.1 % |
Characteristic | Linear/Equal percentage/Reverse equal percentage/SAMSON butterfly valve |
Transit time | Venting or filling with air adjustable separately up to 240 s by software |
Direction of action | Reversible |
Air consumption, steady state | Independent of supply air approx. 65 ln/h |
Air output capacity (when ?p = 6 bar) | |
To fill actuator with air | 8.5 mn3/h · At Δp = 1.4 bar: 3.0 mn3/h · KVmax(20 °C) = 0.09 |
To vent actuator | 14.0 mn3/h · At Δp = 1.4 bar: 4.5 mn3/h · KVmax(20 °C) = 0.15 |
Requirements | |
EMC | Complying with EN 61000-6-2, EN 61000-6-3, EN 61326-1 and NAMUR Recommendation NE 21 |
Degree of protection | IP 66/NEMA 4X |
Electrical connections | |
Cable glands | One M20x1.5 cable gland for 6 to 12 mm clamping range |
Terminals | Screw terminals for 0.2 to 2.5 mm2 wire cross-section |
Materials | |
Housing and cover | Die-cast aluminum EN AC-AlSi12(Fe) (EN AC-44300) acc. to DIN EN 1706, |
Window | Makrolon? 2807 |
Cable glands | Polyamide, nickel-plated brass, stainless steel 1.4305 |
Other external parts | Stainless steel: 1.4571 and 1.4301 |
Weight | Aluminum housing: approx. 1.0 kg · Stainless steel housing: approx. 2.2 kg |
SAMSON定位器3730-3系列介紹
帶 HART通信的智能定位器
SAM數(shù)字就緒
壓鑄鋁或不銹鋼外殼
根據(jù)IEC 60534-6、VDI/VDE 3847或SAMSON整體附件連接到線(xiàn)性執(zhí)行器
根據(jù)VDI/VDE 3845連接到旋轉(zhuǎn)執(zhí)行器
連接到帶3710型反向放大器的雙作用執(zhí)行器
用于控制閥的集成EXPERTplus診斷
非接觸式位置感應(yīng)
帶有NAMUR Recommendation NE 107狀態(tài)和設(shè)備消息的純文本顯示
集成診斷功能
簡(jiǎn)單的一鍵式菜單驅(qū)動(dòng)操作
由于可選擇的讀取方向，LCD 在任何安裝位置都易于讀取
可使用TROVIS-VIEW軟件通過(guò)SSP接口在計(jì)算機(jī)上進(jìn)行配置
具有四種不同初始化模式的可變自動(dòng)啟動(dòng)
Sub（替代）初始化模式允許定位器在緊急情況下在工廠(chǎng)運(yùn)行時(shí)啟動(dòng)，而無(wú)需改變閥門(mén)位置。
所有參數(shù)保存在非易失性EEPROM中
具有465 Ω小電氣負(fù)載的兩線(xiàn)制系統(tǒng)
可調(diào)緊閉功能
連續(xù)零位監(jiān)控集成溫度傳感器和運(yùn)行時(shí)間計(jì)數(shù)器
自我診斷，消息作為壓縮狀態(tài)符合 NAMUR 建議 NE 107
Smart positioner with HART? communication
SAM DIGITAL READY
Die-cast aluminum or stainless steel housing
Attachment to linear actuators according to IEC 60534-6, VDI/VDE 3847, or SAMSON integral attachment
Attachment to rotary actuators according to VDI/VDE 3845
Attachment to double-acting actuators with Type 3710 Reversing Amplifier
Integrated EXPERTplus diagnostics for control valves
Non-contact position sensing
Plain-text display with NAMUR Recommendation NE 107 states and messages on the device
Integrated diagnostic functions
Simple one-knob, menu-driven operation
LCD easy to read in any mounting position thanks to selectable reading direction
Configurable with a computer over the SSP interface using the TROVIS-VIEW software
Variable, automatic start-up with four different initialization modes
Sub (substitution) initialization mode allows the positioner to be started up in case of emergency whilst the plant is running without having to change the valve position.
All parameters saved in non-volatile EEPROM
Two-wire system with a small electrical load of 465 ?
Adjustable tight-closing function
Continuous zero monitoring ntegrated temperature sensor and operating hours counter
Self-diagnostics, messages as condensed state conforming to NAMUR Recommendation NE 107
SAMSON定位器3730-3系列選型
