压力变送器 MHC-1 工程机械 流动液压行业 高EMC防护 集成Y型接头

应用

• 建筑机械

• 农业机械

• 工业车辆

• 起重机

功能特性

• 适用于恶劣环境条件

• 高EMC防护

• 集成Y型接头的版本

• CANopen^?和J1939输出信号

描述

高度可靠，性能***
该型号变送器结合了威卡公司多年来在串行总线系统以及数字压力变送器领域的丰富经验。

MHC-1型变送器具有***的温度特性和优异的准确度，适合流动液压行业的严苛环境下应用。为此，我们还使用了一个专门的质量检验程序模拟这些高要求。

CANopen^?或J1939
该型号变送器采用专门设计，无需配备额外设备就能支持MHC-1型压力变送器可支持CANopen^?或J1939协议。

以应用为导向
用户可在订购仪表时就可预先***仪表的配置，从而无需更多工作即可进行安装。此外，该型号变送器还提供带有集成输入和输出接头（Y型连接器）的版本，使安装变得简单安全。该型号变送器的两种接头版本的防护等级都高达IP6K9K。

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Specifications Accuracy specifications Non-linearity per BFSL per IEC 61298-2 ≤ ±0.2 % of span Accuracy → See “Max. measured error per IEC 61298-2” Max. measured error per IEC 61298-2 ■ ≤ ±1 % of span ■ ≤ ±0.5 % of span Temperature error → See below Temperature range 0 ... 60 °C [32 ... 140 °F] ≤ ±0.5 % of span Temperature range -40 ... +85 °C [-40 ... +185 °F] ≤ ±1 % of span Long-term stability per DIN 16086 ≤ ±0.2 % of span/year Reference conditions Per IEC 61298-1 Measuring ranges, gauge pressure bar 0 ... 60 0 ... 400 0 ... 100 0 ... 600 0 ... 160 0 ... 1,000 0 ... 250 Other measuring ranges on request. Further details on: Measuring range Overpressure limit 2 times Vacuum resistance Yes Process connection Standard Thread size Max. measuring range Overpressure limit Sealing DIN EN ISO 1179-2 (formerly DIN 3852-E) G ? A 600 bar [8,000 psi] 1,480 bar [21,466 psi] ■ FKM ■ NBR DIN EN ISO 9974-2 (formerly DIN 3852-E) M14 x 1.5 600 bar [8,000 psi] 858 bar [12,444 psi] ■ FKM ■ NBR SAE J514 7/16-20 UNF-2A, O-ring BOSS 600 bar [8,000 psi] 1,144 bar [16,592 psi] ■ FKM ■ NBR ANSI/ASME B1.20.1 ? NPT 600 bar [8,000 psi] 1,480 bar [21,466 psi] - Other sealings and process connections on request. Further details on: Process connection Max. measuring range → See above Overpressure limit → See above Sealing → See above Possible limitations Depending on the choice of sealing on the process connection, there may be limitations in the permissible temperature range NBR -30 … +100 °C [-22 ... +212 °F] FKM -20 … +100 °C [-4 ... +212 °F] psi 0 ... 1,000 0 ... 3,000 0 ... 1,500 0 ... 5,000 0 ... 2,000 0 ... 10,000 WIKA data sheet PE 81.49 ? 05/2021 Page 3 of 7 Output signal Signal type CANopen? Device profile DS-404 J1939 SAE J1939 Measuring rate max. 1,000 Hz Communication CANopen? interface configuration It is possible to order the model MHC-1 already preconfigured. The listed parameters can also be set using the WIKA EasyCom software or any standard CANopen? software tool. Further information on configuration is contained in the software instruction manual and the EDS file (electronic data sheet). → These files are available at . Baud rate 0 1,000 kbit/s 1 800 kbit/s 2 500 kbit/s 3 250 kbit/s (standard) 4 125 kbit/s 5 100 kbit/s 6 50 kbit/s 7 20 kbit/s Node ID 001 ... 127 001 (standard) 1) PDO mapping N Object 0x2090 Subindex 1(32-bit integer format) (standard) F Object 0x6130 Subindex 1 (IEEE754 float format) Decimal places A Automatic (standard) 0 ... 9 Number of decimal places 1) Transmission type 001 ... 240 Synchronous transmission 001 (standard) 1) 253 Remote transmission request 254 Asynchronous cyclic transmission Event timer 0 Without (standard) 00001 ... 65535 Event timer in milliseconds 1) Auto operational Z Off (standard) A On COB-ID SYNC Z 0x80 (standard) A 0x100 COB-ID used by PDO A 0x80 (standard) B 0x200 C 0x280 D 0x300 E 0x380 F 0x400 G 0x480 H 0x500 Heartbeat 0 Without (standard) 00001 ... 65535 Heartbeat in milliseconds 1) Voltage supply Supply voltage DC 10 ... 30 V Current supply<40 mA WIKA data sheet PE 81.49 ? 05/2021 Page 4 of 7 Output signal Resistance to overvoltage DC 36 V Dynamic behaviour Settling time per IEC 61298-2 ≤ 1.5 ms (baud rate ≥ 125 k) 1) Select a numerical value Electrical connection Connection type Single connection Circular connector M12 x 1 Double connection with integrated Y-connector Circular connector M12 x 1 and female connector M12 x 1 Pin assignment → See below Ingress protection (IP code) per ISO 20653 1) IP6K9K Short-circuit resistance CAN-High/CAN-Low vs. U+/UReverse polarity protection U+ vs. UInsulation voltage DC 500 V