The new Brainchild PR series of touch screen paperless chart recorders are a common family sharing hardware and software for different channel counts. PR10 has a 4.3in TFT colour touch screen and maximum 6ch, PR20 has 5.6in TFT colour touch screen with up to 24ch and PR30 has a 12.1in screen and up to 48ch.
There are universal input and out modules available that plug in and are instantly usable - such as relay alarms, digitall IO, analog outputs and universal inputs. In addition software options such as PLUS.. add advanced match function, batch functions and process visualisation. In addition you can add virtual channels to the physical channels, with the same functionality, using Brainchild remote IO modules on RS485 Modbus connection. Of course all have a webserver, ethernet link and fast 100msec acquisition.