THE WH-300 4G GSM controller is designed to remotely control a relay output on an authorised incoming call. The unit will check the database of allowed users, reject the call and only switch the relay if the user is on the authorised list.
THE 2 alarm inputs can also be used to detect any kinds of switched event such as an alarm activation, door contacts, PIR detector, gate held open etc. The SMS can be customised. The unit will send a customisable SMS notifcation to up to user phones on the detected activity.
WITH superior reliability, configurability, easy remote management and 7-day phone support, the WH-300 is not the cheapest available but it is most certainly one of the most fully featured and reliable GSM remote control systems available.
1. 4G networks can be used around the world.
2. No call charges. The 4G SMS Controller rejects the call from authorized number,then the relay will turn ON/OFF on this first ring.
3. Up to 1200 authorized phone numbers can be configured.
4. 1-10 as super users can control/configure device and receive alarm sms and calling(optional).11-1200 as normal users only can control device and receive alarm sms and calling(optional).
5. 1 output with relay for connecting the switch of the door or machines.
6. The relay action will return a SMS confirmation to the ower,this function is editable.
7. 2 Digital Inputs can also be used to detect any kind of switched event such as an alarm activation, door contacts, gate held open etc.and text message content can be edited.
8. Can connect 12V Siren Output, provide real-time on-site alarms.
9. Time limitation for access, user can call in to control only during the pre-set time period.
10. Automatically report current status by SMS.
11. Daily alarm and operation records can be checked.
12. The relay close or open time is programmable.
13. Configure device via SMS or APP.
1. Power Supply: 9~36VAC/1A or 9~36VDC/1A
2. 4G Work frequency:
LTE-FDD Bands: B1/B3/B5/B7/B8/B20/B28
LTE-TDD Bands: B38/B40/B41
4G-AU(For Latin America/ Australia/New Zealand):
LTE-TDD Bands: B40
4G-US(For North America):
LTE-FDD Bands: B2/B4/B5/B12/B13/B14/B66/B71
3. Digital Input: 2 NC/NO dry contact
4. Digital Output:1 Relay, 3A/125VAC
5. Siren Output:12VDC/1A
6. Communication protocol: GSM PHASE 2/2+ (include data service)
7. SIM Card：Nano type, 3V
8. Antenna: 50 Ω SMA
9. Working temperature: -10℃～+60℃
10. Storage temperature: -20℃～+60℃
11. Relative humidity: 10-90%, No condensation
12. Dimension: 91.5*63*25mm
13. Net Weight: 110g
Add：Futian District, Shenzhen, Guangdong, China