Dr.Sherlock - Fish Farm Temperature Control and Oxygen Monitor
From Fish Farming, Water Oxidation
Alarm supervision. 10 analog inputs for temperature sensors + one for outdoor temperature. High and low temperature alarm + alarm by unacceptable alterations. Unwanted alarms caused by high outside temperature can be avoided safely. RS 485-interface. Local alarm (siren) and function for alarm calls can be activated individually on each input
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- Display shows temperatures
- All operations are done on the keyboard. You avoid thermostats in each room which need adjustment.
- Historical function: You can go back in time and see temperatures and alarms with indication of date and time. Function for seeking on lowest and highest value.
- Available with Speech Processor which among other things can:
- make alarm calls on telephone and describe in proper words the cause of the alarm.
- by pressing one key on the keyboard you can have status and alarm description, if any, in clear speech.
Alarms
- Alarm for high and low temperature.
- The alarm can be triggered if the temperature changes more than allowed. Comparisons are continuously made 10 minutes back.
- Local alarm (siren) and function for alarm calls can be activated individually on each input
- The initiating of alarm calls can be set to be delayed from 1 to 9 minutes.
- Lightning/transient protection.
- Filter for short (insignificant) alarms.
- You can avoid unwanted alarms in hot weather by entering a summer increase = number of degrees Celcius by which the indoor temperature is allowed to exceed the outdoor temperature.
Safety
- Alarm for defects - short circuits and broken cables - at all inputs.
- Alarm at too low voltage in power supply.
- Temperature sensors and keyboard housing are IP 65.
- Possibility for automatic test of accumulator every day at 0800 hrs.
Communication
RS232 and RS485 interface are integrated. Communication opens up for many possibilities which you will soon appreciate.
- Communication with a PC and Professor Partyline for presentation of trends of the temperature. Remote control - for example setting of alarm limits and toggle active/idle mode of each input. This can also be done through telephone by means of a modem.
- By means of a Speech Processor Dr.Bell inquiries and operation can also be done through telephone.
Expansion Possibilities
- Can be expanded by more units connected in network.
- Temperature ranging from -40,0 to +40,0 degrees C. and from -40,0 to +120,0 degrees C.
- Supervision of O2 and pH-value.
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