详细介绍
制冷技术中用的压力变送器,相对压力到60bar
技术概观
1. 694型差压传感器,采用*新陶瓷杠杆技术
2. 能温度校正,补偿讯号,如标准电压或电流输出
3. 使用者可调整全刻划范围从40%到99%
4. 使用者可选择差压开根号输出
5. 变送器可选择包含或不包含现场显示器
| 结构图 |
物理参数
压力范围:-50~5000Pa 参考订购编号表
过载压力:参考订购编号表
破裂压力:5000Pa
精密度:线性<±0.7%F.S;迟滞<±1.0%F.S;零点为电压输出时<50mv
外壳结构:防火分级为UL94,盖子为HB,完整的压力外壳为V2
隔膜:两片硅树脂的LSR
温度影响:
介质和环境温度0℃至70℃
储存温度:-100℃至70℃
TC灵敏度<±0.04%F.S/℃
动态反映:
适合动态测试
反映时间<10ms
负载变更<10Hz
压力接口:管道直径6.2mm
重量:
100克带液晶显示
90不带液晶显示
安装规范:压力接口朝下,安装方位的效果可看安装手册
电路负载:
三线电缆
0-10V > 10K ohm
0-20mA > 400 ohm
4-20mA > 400 ohm
两线电缆
4-20mA < 支持电压-11V/0.02A(Ohm)
电流消耗:
三线电缆下
0-10V < 10mA
0-20mA < 30mA
4-20mA < 30mA
两线电缆:4-20mA
显示器:液晶显示,3-1/2数字(选项)
电气连接保护级数:
螺孔接线板并用固定插座束定1.5mm2截面面积的电线
Pg电缆密封管可减轻电缆的扭伤
无外盖:IP00
有外盖:IP54
配件:参考产品列表
产品校正:厂家工厂校正
产品型号选型表 .................................................................694 | 9 | X | X | X | X | X | X | X | X | X |
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......................Pa..........过压 |
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压力范围.............-50/+50......+5000 |
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.....................0-100.........5000 |
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.....................0-300.........5000 |
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.....................0-500........10000 |
| 1 | 3 |
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.....................0-1000.......10000 |
| 1 | 4 |
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.....................0-1600.......10000 |
| 1 | 5 |
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.....................0-2500.......20000 |
| 1 | 6 |
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.....................0-5000.......20000 |
| 1 | 7 |
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压力单位:...........mbar |
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.....................Inch H2O(英寸水柱) |
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.....................Pa |
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输出信号/............输出信号/LCD显示.........客户可通过电位计进行满量程调节 |
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满量程调节..........线性.......................无 |
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....................线性.......................有 |
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....................提取平方根.................无 |
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....................提取平方根.................有 |
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输出和电源供应......输出....................输入 |
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....................0-10 V 三线电缆.........13.5-33VDC / 24VDC±15% |
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....................0-20mA 三线电缆.........13.5-33VDC / 24VDC±15% |
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....................4-20mA 三线电缆.........13.5-33VDC / 24VDC±15% |
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....................4-20mA 两线电缆.........11-33VDC |
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Δp.................无Δp显示 |
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| 0 |
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....................Δp压力单位显示(无法调节/平方根显示) |
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....................Δp显示当% 满量程 |
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压力接口............管道直径6.2mm .........无压力孔 |
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....................管道直径6.2mm..........压力孔在P1上 |
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....................管道直径6.2mm..........压力孔在P2上 |
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....................管道直径6.2mm..........压力孔在P1和P2上 |
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连接成套工具........不带成套工具 |
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(带2米的软管).....带成套工具.............如Fig.1分开包装 |
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....................带成套工具.............如Fig.2分开包装 |
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配件 | Fig.1带2米的软管 |
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| 1 | 0 | 4 | 3 | 1 | 2 |
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| Fig.2带2米的软管 |
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| 1 | 0 | 0 | 0 | 6 | 4 |
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