1Funksiɔn Device：SPD-HT485_TCP3.4 inch LCD display, support webserver, measurement values can be read on the display, web pages or network, the device supports the following network communication protocols: Modbus TCP protocol, SNMPv1/v2 protocol, UDP protocol, MQTT protocol.

Equipment support temperature and humidity threshold alarm, switch signal change alarm, alarm information will be alerted through display, sound and light, communication protocol, web interface, mail and other multiple ways, setting can be done through web interface or sensor button, support DC12-48V power adapter power supply, while supporting POE power supply, no need to use a POE distributor, equipment supports DC12V external power supply, when using this function, you need to use a higher than DC15V power supply for the sensor.

2, Parameters ye raan

Temperatur	Kɔɔr tɛ̈n/kɔɔr tɛ̈n:	±0.5℃/-20-85℃
Humidity	Kɔɔr tɛ̈n/kɔɔr tɛ̈n:	±3%RH (kä ye kek looi) / 0-100%RH
Screen nyooth	Screen size/screen type:	3.4 inch/TFT colour screen
Switch hakka	Nombre/type passive ye tɔ̈u:	2 rot/passive dry point
Relay	Number/alarm mode:	1 laar / Custom
Serwer Serial Port	Wël:	1 RS485 ye Ethernet Bridge
Power output	Power Supply:	DC12V 0.5A
Alarm ye gël	Polis:	Alarm ye kɔrɔ, email ye kɔrɔ
Parameters habar	Protokol habar:	Modbus TCP / UDP / SNMP（V1、V2）/ MQTT
Data tɔ̈ɔ̈u	Takayiɛr/tɛ̈n yenë kek tɔ̈ɔ̈u thïn:	100,000 Items/Custom
Power	Power Supply/Dual Power Supply:	DC12-48V /POE/ ye kony
Install	Ye install:	Magnet wala wall hanging
Size	Dimensions ye ɣööt:	100*35*92mm

3, Bayan Interface

A tɔŋ interfaces 3: DI/DO/485/Vout interface, ETH network communication interface, DC12V-48V。
DI/DO/485/VoutInterface, interface kënë lëu bɛ̈n ya tɔ̈ɔ̈u 2 way switch volume signal, 1 way 485 signal, 1 way relay output control, 1 way out DC12V
Elektrik.
4, alarm setup

Users on this page can set the temperature, humidity up and down alarm threshold, alarm return value, users can freely choose to open the alarm and the alarm triggering conditions, while on this page users can choose the alarm needs to connect relay, if you choose to connect, then the alarm triggering, the relay will work.
5. Sistɛm setup

Users can change the Web login account password in the system setup interface, and to perform factory recovery operations on the device, factory recovery setup password is consistent with the Web login password. Users can change the Web login account password in the system setup interface, and to perform factory recovery operations on the device, factory recovery setup password is consistent with the Web login password.
6.Firmware upgrade
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7Key function: Device itself comes with its own keys, users can use the keys to set up the device if they can't use the Web page settings. Key function: Device itself comes with its own keys, users can use the keys to set up the device if they can't use the Web page settings.
1. Menu function key: "M". Press this button shortly, device to enter the parameter setting interface, to perform parameter page reversal.
2. Lɔ̈k piny: "▼". Na cï yɔ̈ɔ̈r në wɛbthait de parameter settings, ke yɔ̈ɔ̈r kënë bɛ̈n ya tɔ̈ɔ̈u, raan bï yɔ̈ɔ̈r bï yɔ̈ɔ̈r bï yɔ̈ɔ̈r bɛ̈n ya tɔ̈ɔ̈u,
3. Lɔ̈k piny: "▲". Na cï yïn lɔ në wɛbthait de Parameters Settings, ke yï lëu ba wɛbthait ye yï wïc ba tɔ̈ɔ̈u, ku yï lëu ba IP, threshold, ku wɛbthait ye yï wïc ba tɔ̈ɔ̈u.
4. Gäm kë ye cɔl "E". Na cï yɔ̈ɔ̈r në wɛbthait de parameter setting, na cï yɔ̈ɔ̈r në wɛbthait de parameter setting, na cï yɔ̈ɔ̈r në wɛbthait de parameter setting, na cï yɔ̈ɔ̈r në wɛbthait de parameter setting.