King Pigeon

shenzhen, China

We are offering gsm temperature alarm, mainly features of the gsm sms temperature monitoring alarm: 1. can be operated from anywhere, no distance limitation; 2. no call charges for inquiry. The gsm sms temperature monitoring alarm rejects the call from authorized number then return onsite temperature and ac power status on the first 'ring'; 3. multiple applications. (temperature monitoring); 4. upto 6 authorized phone numbers, each number can be used to receive call or sms or both of call and sms while alarm occurrence; 5. one temperature sensor inbuilt, external connection is available, measures temperatures from 55c to +125c (67f to +257f), 0.5c accuracy from 10c to +85c, can setup high and low temperature alarm threshold value to alert the authorized users; 6. external ac power monitoring, ac on/off will send sms to authorized phone numbers; 7. timer reportcan setup every x hours automatically send its status/value to the authorized numbers; 8. rechargeable backup battery inside can last 8hours; 9. secure - using caller id and password for identification, unknown callers are ignored; 10. Programmable by sms commands with password protection; 11. Based on gsm network, applied to many applications. standard package list of the gsm sms temperature monitoring alarm: gsm sms temperature monitoring alarm x 1 gsm antenna x 1(inbuilt) ds18b20 temperature sensor x1(inbuilt) backup battery x 1 (inbuilt) user manual x 1 note: the package does not include any sim card.

We are offering gsm temperature alarm , mainly features of the gsm sms controller: 1. can be operated from anywhere, no distance limitation, android app and ios app ikeypad for quickly operation; 2. din rail 35mm installation; 3. no call charges. The gsm sms controller rejects the call from authorized number then carry out the programmable actions on the first 'ring'; 4. multiple applications. (gates, barriers, temperature, machines, automation systems); 5. secure - using caller id and password for identification, unknown callers are ignored; 6. programmable by sms commands with password protection; 7. external ac power monitoring, ac on/off will send sms to authorized phone numbers; 8. timer reportcan setup every x hours automatically send its status/value to the authorized numbers; 9. rechargeable backup battery inside can last 18hours; 10. Upto 6 authorized phone numbers, 11. Authorized phone numbers can be used for dial to switch on/off one or both of the relay outputs, inquiry status, armed or disarmed; 12. Two digital inputs (dry contact, nc/no) 13. Two digital outputs (dry contact, no) with relay rating 10a/240vac for connecting the switch of the air conditioner or machines, 14. One temperature sensor input, 15. Based on gsm network, applied to many applications.