| The data logger has now become the indispensable | | | | Data logger remote communications via SMS text |
| tool for anyone requiring to monitor and record factory | | | | messaging |
| processes or environmental conditions automatically. | | | | The data logger sends it's data at regular intervals or |
| Stand alone data logger systems are now used | | | | on alarm via SMS text message. This is ideal for small |
| throughout the manufacturing, chemical, oil and gas, | | | | amounts of data, such a daily totals from water |
| water and power generation industries. Data logger | | | | meters, gas meters or electricity meters. |
| units are also commonly used for industrial R and D, | | | | Data logger remote communications via Ethernet |
| medical research, and environmental monitoring. | | | | The data logger connects directly via Ethernet TCP/IP |
| However, whilst it is very useful to use a data logger | | | | to a host PC or network. Some data logger models |
| to record a process, or environmental conditions. The | | | | are also able to publish web pages directly to the |
| data is no use inside the data logger, it has to be | | | | internet |
| downloaded to a PC to be viewed by the relevant | | | | Data logger remote communications via low power |
| users. Typically a user will take a laptop PC to the site | | | | radio |
| and connect directly to the data logger to download | | | | The data logger connects to the host PC using license |
| the data. This is OK where the site is nearby and data | | | | free low power radio. Ranges up to 10 KM can be |
| does not need to be downloaded very often, but for | | | | achieved with this method. |
| remote sites, or where the data logger needs to be | | | | Using remote data acquisition solutions such as these |
| downloaded often this is not very practical. | | | | OEM manufacturers have the option to monitor |
| Many types of data logger now incorporate various | | | | equipment for fault conditions almost anywhere in the |
| means of remote communication to enable the data to | | | | world. A typical example is of a manufacturer of steel |
| be collected without a site visit. These can be | | | | mill equipment based in the UK being able to monitor |
| summarized as follows: | | | | faults in it's equipment installed in a mill in China. Where |
| Data logger remote communication via GSM. | | | | once an engineer would have been sent from the UK |
| The data logger is fitted with a GSM modem so that | | | | to China to investigate a potential fault, now the initial |
| the host PC can connect over the worldwide GSM | | | | diagnoses and remedial action can be carried out |
| network. | | | | remotely saving time and considerable expense. |
| Data logger remote communication via GPRS | | | | Portable systems with built in GPRS are now available |
| The data logger is fitted with a GPRS modem and | | | | as turnkey products, with the ability to email logged |
| data is transferred via the internet utilizing the | | | | data direct to a user's inbox. |
| worldwide GPRS network | | | | |