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PT100-550/433M无线温度变送器

采用进口PT100温度芯片；选进的贴片工艺，具有零点/满程/温度补偿；
短距离433M/LORA无线发射接收，传输距离100–5000米（视距）；
分体结构，外部电流或电源供电；
采集方式多样化（仪表采集/PC采集/采集卡/PLC模块等）；
可实现一对一或多对一采集；
高精度、稳定、数字标定调节、放大集成电路；
通讯协议采集RS485-RTU/TTL，可实现低功耗；
不锈钢外壳，不锈钢过程连接,多种压力密封方式；
可替代国外同类型高压产品；

PT100-550-433M/LoRa无线接收模组:
USB 电平，铝合金外壳的工业级无线串口传输模块；
它基于 Semtech 公司的 SX1276/1278 芯片研发的 1Ｗ大功率无线数传模块；
采用了LoRa TM 扩频调制跳频技术高效的接收灵敏度和超强的抗干扰性能；
外部集成 PA 器件使其通信距离，接收灵敏度都远超现在的 FSK、GFSK 调制；
对无线数据进行了 AES128 加密处理，使数据传输更加安全，具有超强的抗干扰性；
空旷传输距离可达 8000 米(低速率/5W）USB 电平接口
工作频段：433/470（1W）MHz 868/915（500mW）MHz

灵敏度高达 -139 dBm
输出功率：5W（+40dBm）/ 2W（+36dBm）/ 1W（+30dBm）/ 500mW（+27dBm）
串口参数设置多样化
LORA 调制模式
通讯频道多达 40 个

参数最小典型最大单位条件
工作电压范围 4.5 5.0 5.5 VDC
工作温度范围 -40 25 85 ℃
接收电流 < 30 mA
发射电流 < 600 mA USB 电平
频率范围 414.92 433.92 453.92 MHZ @433MHZ
470.92 490.92 509.92 MHZ @490MHZ
849.92 868.92 888.92 MHZ @868MHZ
895.92 914.92 934.92 MHZ @915MHZ
调制速率 91 656 17353 bps LoraTM
发射功率范围 0 / +30 dBm @433MHz -@490MHz
0 / +27 dBm @868MHz @915MHz

PT100-550/433M 无线温度变送器主要应用：
短距离无线环境温度/大棚温度监控；
短距离无线旋转设备温度监控；
远程自动化控制系统等；

Model: PT100-550/433M Wireless temperature transmitter

Imported pt100 chip is adopted; The selected patch process has zero point, full-scale compensation and temperature compensation;
Short distance 433M/Lora wireless transmission and reception, transmission distance 100 – 5000 meters (sight distance);
Split structure, external current or power supply;
Diversified acquisition methods (instrument acquisition / PC acquisition / acquisition card / PLC module, etc.);
One to one or many to one acquisition can be realized;
High precision, stable, digital calibration, adjustment and amplification integrated circuit;
The communication protocol collects rs485-rtu / TTL, which can realize low power consumption;
Stainless steel shell, stainless steel process connection, various pressure sealing methods;
It can replace foreign high-voltage products of the same type;

PT100-550-433M/Lora wireless receiving module:
USB level, industrial wireless serial port transmission module with aluminum alloy shell;
It is based on the 1W high-power wireless data transmission module developed by Semtech's sx1276 / 1278 chip;
Loratm spread spectrum modulation frequency hopping technology is adopted, which has high receiving sensitivity and strong anti-interference performance;
The external integrated PA device makes its communication distance and reception sensitivity far exceed the current FSK and GFSK modulation;
The wireless data is encrypted by aes128, which makes the data transmission more secure and has strong anti-interference;

Open transmission distance up to 8000 meters (low rate / 5W) USB level interface
Operating frequency band: 433 / 470 (1W) MHz, 868 / 915 (500MW) MHz
Sensitivity up to - 139 dBm
Output power: 5W (+ 40dbm) / 2W (+ 36dbm) / 1W (+ 30dBm) / 500MW (+ 27dBm)
Diversified serial port parameter settings
Lora modulation mode
Up to 40 communication channels

Pt100-550 / 433M wireless temperature transmitter is mainly used in:
Short distance wireless ambient temperature / greenhouse temperature monitoring;
Short distance wireless rotating equipment temperature monitoring;
Remote automatic control system, etc;

应用领域：

蒸汽供给系统
天然气管道
石油管道
流延机设备

产品家族：

规格参数

PT100-550/433M 无线温度变送器

一、技术参数
测量介质：液体、气体（与产品过程连接材料兼容）
压力形式：表压、绝压
量程：-50～300℃范围内任意量程段
综合精度：±0.5%FS；±1%FS；±2%FS
非线性：≤0.5%FS
重复性：≤0.5%FS
输出信号：

433M/RS485-RTU
433M/TTL
433M/RS485-RTU（低功耗）

供电电压：

外部电源12/24VDC(9～30VDC)
外部电源5VDC(定制)
配套电池：12VDC（或充电锂电池）

接收模块：433M无线接收，5VDC供电,功率100mW/500mW/2W
绝缘阻抗：≥1000 MΩ/100VDC
介质温度：-20～80℃
环境温度：-20～70℃
补偿温度：0～70℃
响应时间：≤500mS(与传输距离有关，通常设定3S～3600S采集一次)
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)
防护等级：IP65
连接材料：304/316L
过程连接：M20X1.5,G1/2,用户制订规格

接收模块
A、概述：
PT100-550-433M/LoRa无线接收模组，是一款 USB 电平，铝合金外壳的工业级无线串口传输模块，它基于 Semtech 公司的 SX1276/1278 芯片研发的 1Ｗ大功率无线数传模块，该器件采用了 LoRa TM 扩频调制跳频技术高效的接收灵敏度和超强的抗干扰性能，加上外部集成 PA 器件使其通信距离，接收灵敏度都远超现在的 FSK、GFSK 调制，模块对无线数据进行了 AES128 加密处理，使数据传输更加安全，具有超强的抗干扰性。

B、特点
空旷传输距离可达 8000 米(低速率/5W）
USB 电平接口
工作频段：433/470（1W）MHz
868/915（500mW）MHz
灵敏度高达 -139 dBm
输出功率：5W（+40dBm）/ 2W（+36dBm）/ 1W（+30dBm）/ 500mW（+27dBm）
串口参数设置多样化
LORA 调制模式
通讯频道多达 40 个
工作电压范围：4.5 ~ 5.5 V
工作温度范围：-40 ~ +85 °C

C、性能参数

二、规格型号

三、结构尺寸

四、电气连接

Measuring medium: liquid and gas (compatible with product process connecting materials)
Pressure form: gauge pressure and absolute pressure
Range:-50--300 ℃ (Any range within the range)
Comprehensive accuracy: ±0.5%FS； ±1%FS； ±2%FS
Nonlinearity: ≤ 0.5% FS
Repeatability: ≤ 0.5% FS
Output signal:
433M/RS485-RTU
433M/TTL
433M/RS485-RTU (low power consumption)

Power supply voltage:
external power supply 12 / 24VDC (9 ~ 30VDC)
External power 5VDC (customized)
Supporting battery: 12VDC (or rechargeable lithium battery)

Receiving module: 433M wireless receiving, 5VDC power supply, power 100MW / 500MW / 2W
Insulation impedance: ≥ 1000 m Ω / 100VDC
Medium temperature: - 20 ~ 80 ℃
Ambient temperature: - 20 ~ 70 ℃
Compensation temperature: 0 ~ 70 ℃
Response time: ≤ 500ms (related to transmission distance, usually set 3S ~ 3600s to collect once)
Overload pressure: 150% FS
Stability: ≤± 0.15% FS / year
Vibration influence: ≤± 0.15% FS / year (mechanical vibration frequency 20Hz ~ 1000Hz)
Failure pressure: 3 times the range (the range is less than 350Mpa); 2 times the range (the range is greater than 400MPa)
Protection grade: IP65
Connecting material: 304/316L
Process connection: m20x1 5. G1/2, specifications formulated by users

Receiving module
A. Overview:
PT100-550-433M/Lora wireless receiving module is an industrial wireless serial port transmission module with USB level and aluminum alloy shell. It is based on the 1W high-power wireless data transmission module developed by the sx1276 /1278 chip of Semtech company. The device adopts Lora TM spread spectrum modulation frequency hopping technology, high-efficiency receiving sensitivity and strong anti-interference performance, plus external interference

The integrated PA device makes its communication distance and receiving sensitivity far exceed the current FSK and GFSK modulation. The module encrypts the wireless data with aes128, which makes the data transmission safer and has strong anti-interference.

B. Characteristics
The open transmission distance can reach 8000 meters (low rate / 5W)
USB level interface
Operating frequency band: 433 / 470 (1W) MHz
868/915（500mW）MHz
Sensitivity up to - 139 dBm
Output power: 5W (+ 40dbm) / 2W (+ 36dbm) / 1W (+ 30dBm) / 500MW (+ 27dBm)
Diversified serial port parameter settings
Lora modulation mode
Up to 40 communication channels
Operating voltage range: 4.5 ~ 5.5 V
Operating temperature range: - 40 ~ + 85 ° C

订购注意事项

PT100-550/433M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 = 系统最大温度 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RS485-RTU输出，直流12-30VDC供电；
TTL输出，直流3.3-5.0VDC
低功耗RS485-RTU输出，直流3.1-6.1VDC；
订购产品时，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；
压力密封方式：锥度密封、端面密封、弧面密封、球面密封；
安装空间是否满足产品外形尺寸；

Precautions for ordering PT100-550/433M products

1. Product range selection:
In order to achieve the best effect of product accuracy, service life, stability and other functions, the range of the product is calculated according to the following formula:
Range = x (1.2-1.5) times the maximum temperature of the system;
The actual measuring pressure range of the product should be 15% - 80% of the measuring range;

2. Product power supply and output:
The selection of power supply range is determined according to the output specifications of the product:
Conventional rs485-rtu output, DC 12-30vdc power supply;
TTL output, DC 3.3-5.0vdc
Low power consumption rs485-rtu output, DC 3.1-6.1vdc;
When ordering products, please understand the communication protocol first;

3. Users need to understand the characteristics of the measuring medium of the product:
Medium specification, medium temperature, medium purity (whether it contains 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 grade;
Vibration range of equipment;
Pressure seal mode: taper seal, end face seal, arc seal and spherical seal;
Whether the installation space meets the overall dimension of the product;

使用注意事项

产品供电12-24VDC（范围：9-30VDC）（定制产品注意产品合格证及）；

严禁使用硬物（如：螺丝刀、手指、铁钉等）去使得压芯体受压力测量输出；

产品安装时，受力部位为“过程连接六方扳手位”，扳手规格与六方相对应；

严禁被测系统的介质温度、压力量程、激励电压超过变送器的额定使用范围；

注意保护变送器天线，发射/接收信号较弱时，建议采集延长天线连接线；

产品安装于通风、干燥、无强腐蚀环境，露天安装加防护装置，避免阳光直接照射；

高压产品密封件使用紫铜材料；高压压力产品，调试使用过程中注意对产品做好防护，避免在调试或使用过程中，压力泄露伤及周围人员或损坏设备；

尽量避免直接接近引起干扰的用户装置或电器；

Product power supply: 12-24vdc (range: 9-30vdc) (for customized products, pay attention to product certificate and);

It is forbidden to use hard objects (such as screwdriver, finger, iron nail, etc.) to make the pressure core subject to pressure measurement output;

When installing the product, the stressed part is "process connection hexagonal wrench position", and the wrench specification corresponds to the hexagonal wrench position;

It is strictly prohibited that the medium temperature, pressure range and excitation voltage of the measured system exceed the rated service range of the transmitter;

Pay attention to the protection of the transmitter antenna. When the transmitting / receiving signal is weak, it is recommended to extend the antenna connection line for acquisition;

The product is installed in a ventilated, dry and non corrosive environment. Protective devices are installed in the open air to avoid direct sunlight;

The seals of high-pressure products are made of red copper; During the commissioning and use of high-pressure products, pay attention to the protection of the products to prevent the pressure leakage from hurting the surrounding personnel or damaging the equipment during the commissioning or use;

Try to avoid direct access to user devices or electrical appliances causing interference;

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