产品优势：
芯 片：
进口硅压阻芯体；
选进的贴片工艺，具有零点、满量程补偿、温度补偿；
静压式液位/水位测量原理；
全封焊结构，IP68密封防水电气出线；
信号处理及输出：
24位ADC采样处理芯片；
DSP数字信号调理算法；
多点性线温度校准；
电压电流过载保护；
标准工业信号输出：4-20mA(二线制)，0-20mA(三线制)，0-5VDC，0-10VDC，0.5-4.5VDC(三线制);
数字通讯信号输出：RS485-RTU、超低功耗RS485-RTU
采用先进的32bit微处理器和24bit ADC
传输协议采用通用的MODBUS-RTU协议
支持波特率：1200~57600bps，校验位：NONE、ODD、EVEN
支持用户二次校准、清零、反清零、恢复出厂等操作
支持11种单位切换，支持浮点型、整型、百分比、格式化输出
采集间隔0~43200秒(12小时)可设，既可连续采集，满足高速采集的场合，也可单次触发采集，最大限度降低功耗
数字通讯信号输出：Can2.0B
测量速率：10...1000Hz 可设置，默认 50Hz
CANopen输出内置 完整的 CANopen 协议栈，符合 DS301、DS404 规范，支持 LSS 服务，支持 BootLoader 在线 升级；
支持波特率(kbps)20/50/100/125/250(默认)/500/800/1000；支持特性 NMT/Heartbeat/SDO/PDO/LSS/Bootloader；CANopen 协议栈可以根据用户的要求进行定制；
J1939输出内置 J1939 协议栈，可以自由配置 PGN、SPN 以及 NAME，支持 BootLoader 在线升级；
支持波特率(kbps)20/50/100/125/250(默认)/500/800/1000；支持特性PGN、SPN、NAME等自由配置，J1939 协议栈可以根据用户的要求进行定制；
结 构：
结构小巧、全封焊结构；
IP68密封防水电气出线；
配套2-7芯带导气管专用液位电缆；
应 用：
地下水、水井、水池、水塘、水箱、水塔的水位测量与监控；
河流、大坝、水电站、水库、消防、城市内涝等水位测量与监控；
油箱、油井、油库等油位的测量与监控；
Chip:
Imported silicon piezoresistive core body;
The selected mounting process has zero point, full range compensation and temperature compensation;
Principle of hydrostatic level / water level measurement;
Fully sealed and welded structure, IP68 sealed waterproof electrical outlet;
Signal processing and output:
24 bit ADC sampling and processing chip;
DSP digital signal conditioning algorithm;
Multipoint linear temperature calibration;
Voltage and current overload protection;
Standard industrial signal output: 4-20mA (two-wire system), 0-20mA (three wire system), 0-5vdc, 0-10vdc, 0.5-4.5vdc (three wire system);
Digital communication signal output: rs485-rtu, ultra-low power rs485-rtu
Advanced 32 bit microprocessor and 24 bit ADC are adopted
The transmission protocol is MODBUS-RTU
Support baud rate: 1200 ~ 57600bps, check bits: none, odd, even
Support the user's secondary calibration, reset, anti reset, restore factory operations
Support 11 kinds of units switching, support floating point, integer, percentage, formatted output
The acquisition interval of 0 ~ 43200 seconds (12 hours) can be set, which can not only meet the needs of high-speed acquisition, but also trigger acquisition once to minimize power consumption
Digital communication signal output: CAN2.0B
Measurement rate: 10... 1000Hz can be set, the default is 50 Hz
CANopen output built-in complete CANopen protocol stack, in line with ds301, ds404 specifications, support LSS services, support bootloader online upgrade;
Support baud rate (kbps) 20 / 50 / 100 / 125 / 250 (default) / 500 / 800 / 1000; support features of NMT / heartbeat / SDO / PDO / LSS / bootloader; CANopen protocol stack can be customized according to user requirements;
J1939 output has built-in J1939 protocol stack. PGN, SPN and name can be configured freely, and bootloader online upgrade is supported;
Support baud rate (kbps) 20 / 50 / 100 / 125 / 250 (default) / 500 / 800 / 1000
; support free configuration of features such as PGN, SPN and name
The J1939 protocol stack can be customized according to the user's requirements;
Structure:
Compact structure, full sealing and welding structure;
IP68 sealed waterproof electrical outlet;
It is equipped with 2-7 core liquid level cable with air duct;
Application:
Water level measurement and monitoring of groundwater, well, pool, pool, water tank and water tower;
Water level measurement and monitoring of rivers, dams, hydropower stations, reservoirs, fire fighting, urban waterlogging, etc;
Oil level measurement and monitoring of oil tank, oil well, oil depot, etc;
应用领域：
-
隧道桥梁水位测量监控
-
消防水井水池水位测量监控
-
城市内涝水位监控
-
水塔水箱
-
水库大坝
-
地下水位
规格参数
一、技术参数
测量介质：水、油等
压力形式：表压(静压式)
量 程：0～500mmH2O～100mH2O；
最小量程为0.5米水位高，最大量程为100米水位高
综合精度：±0.25%FS；±0.5%FS；±1%FS
非 线 性：≤0.25%FS
重 复 性：≤0.1%FS
输出信号：
电流型：4～20mA二线制；4～20mA/0-20mA三线制
电压型：0～5VDC、0～10VDC、0.5～4.5VDC三线制
数字型：RS485-RTU、低功耗RS485-RTU
温压一体型：4～20mA二线制+PT100
数字温压：RS485-RTU/低功耗RS485-RTU+PT100
Can2.0B（支持CANopen、J1939 协议）
供电电压：
24VDC(9～30VDC)通用型
3.1～6.1VDC（低功耗RS485-RTU）
5VDC（0.5～4.5VDC输出型）
绝缘阻抗：≥1000 MΩ/100VDC
负载阻抗：电流输出: ≤800Ω；电压输出：≥50KΩ
数字输出地址：1～128
RS485波特率：9600(出厂默认) 1200～115200(bps)
Can2.0B 内置CANopen 协议栈或内置J1939 协议栈
Can波特率：20/50/100/125/250(默认)/500/800/1000(kbps)
介质温度：-20～80℃
环境温度：-20～70℃
补偿温度：0～70℃
过载压力：150%FS
稳 定 性：≤±0.15%FS/年
振动影响：≤±0.15%FS/年（机械振动频率20Hz～1000Hz）
破坏压力：3倍量程(量程小于350MPa)；2倍量程(量程大于400MPa)
电气连接：防水紧线螺母直接出线，可配套防爆电气连接
防护等级：IP68
连接电缆：2-7芯带导气管专用液位电缆
连接材料：304/316L
二、规格型号
三、结构尺寸
四、电气连接
五、安装方式
Technical parameters
Measuring medium: water, oil, etc
Pressure form: gauge pressure (static pressure)
Range: 0 ～ 500mmh2o ～ 100mh2o;
The minimum range is 0.5 m water level height, and the maximum range is 100 m water level high
Comprehensive accuracy: ± 0.25% FS; ± 0.5% FS; ± 1% FS
Nonlinearity: ≤ 0.25% FS
Repeatability: ≤ 0.1% FS
Output signal:
current type: 4-20mA two-wire system; 4-20mA / 0-20mA three-wire system
Voltage type: 0 ~ 5VDC, 0-10VDC, 0.5-4.5vdc three wire system
Digital type: rs485-rtu, low power rs485-rtu
Temperature and pressure integration: 4-20mA two-wire system + Pt100
Digital temperature and voltage: rs485-rtu / low power rs485-rtu + Pt100
CAN2.0B (supports CANopen, J1939 Protocol)
Power supply voltage: 24 VDC (9-30 VDC) universal type
3.1 ~ 6.1vdc (low power rs485-rtu)
5VDC (0.5 ～ 4.5vdc output type)
Insulation impedance: ≥ 1000 m Ω / 100VDC
Load impedance: current output: ≤ 800 Ω; voltage output: ≥ 50K Ω
Digital output address: 1-128
RS485 baud rate: 9600 (factory default) 1200-115200 (BPS)
CAN2.0B has built-in CANopen protocol stack or built-in J1939 protocol stack
Can baud rate: 20 / 50 / 100 / 125 / 250 (default) / 500 / 800 / 1000 (kbps)
Medium temperature: - 20 ～ 80 ℃
Ambient temperature: - 20 ～ 70 ℃
Compensation temperature: 0 ～ 70 ℃
Overload pressure: 150% FS
Stability: ≤± 0.15% FS / year
Vibration effect: ≤± 0.15% FS / year (mechanical vibration frequency 20Hz-1000Hz)
Failure pressure: 3 times of measuring range (less than 350Mpa); 2 times of measuring range (measuring range greater than 400MPa)
Electrical connection: Waterproof tight wire nut directly leads out, can be matched with explosion-proof electrical connection
Protection grade: IP68
Connecting cable: four core shielded cable, standard length: 3M
Connection material: 304 / 316L
订购注意事项
PT500-601投入式液位变送器产品订购注意事项
1、产品量程选择：
为了使产品精度、寿命、稳定性等功能达到最佳效果，产品的量程选 择参照以下公式计算：
量程 = 系统最大压力 X （1.2-1.5）倍；
产品的实际测量压力范围，应该在量程范围的15%-80%；
2、产品供电及输出：
供电范围的选择按产品的个输出规格确定：
常规4-20mA/0-20mA、0-5V/10V输出，直流12-30VDC供电；
通用RS485-RTU输出，直流12-30VDC供电；
0.5-4.5VDC输出，直流5VDC；
低功耗RS485-RTU输出，直流3.1-6.1VDC；
RS485-RTU输出时，请先了解通讯协议；
3、用户要了解产品的测量介质特性：
介质规格、介质温度、介质纯度（是否含有杂质或颗粒等）；
4、用户要了解产品的安装环境及安装方式：
室内或室外安装；
环境温度；
要求的密封等级；
设备的振动范围；
安装空间是否满足产品外形尺寸；
Precautions for ordering PT500-601 input liquid level transmitter
1. Product range selection:
In order to achieve the best effect of product accuracy, service life, stability and other functions, the range selection of the product
Select the following formula for calculation:
Range = x (1.2-1.5) times of the maximum system pressure;
The actual measuring pressure range of the product should be 15% - 80% of the range;
2. Product power supply and output:
The selection of power supply range is determined according to the output specifications of the product:
Conventional 4-20mA / 0-20mA, 0-5V / 10V output, DC 12-30vdc power supply;
General rs485-rtu output, DC 12-30vdc power supply;
0.5-4.5vdc output, DC 5VDC;
Low power rs485-rtu output, DC 3.1-6.1vdc;
When output rs485-rtu, please understand the communication protocol first;
3. The user should understand the measurement medium characteristics of the product:
Medium specification, medium temperature, medium purity (whether containing impurities or particles, etc.);
4. Users should understand the installation environment and installation method of the product:
Indoor or outdoor installation;
Ambient temperature;
Required sealing level;
Vibration range of equipment;
Whether the installation space meets the overall dimension of the product;
