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SignalFire Telemetry
Rev 1.6
Interface Manual
Sentinel Node
Thermocouple
SignalFire Model: Sentinel-yTherm-XXXX,
where y is TC type (K, J, etc.)
The SignalFire Sentinel Node is an Intrinsically Safe device with the following features:
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Standard SignalFire Sentinel RS485-Modbus Node
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RS485 connection to a Thermocouple Interface Board
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Type K and J thermocouple boards are supported (other types on request)
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Low power operation from an intrinsically safe high capacity lithium primary
battery pack
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Optional solar battery system for routing nodes or rapid data collection
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Sends data to a SignalFire Buffered Modbus Gateway
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AES 128Bit Encryption