Technical Data
18 Rev. G Nov/2015 MI3
3.3 Electrical Specification
For an overview to the capabilities of the communication boxes, see section 2.1 Overview Comm
Boxes, page 14.
3.3.1 Comm Box, all models
Voltage Supply 8 to 32 VDC
Power Consumption max. 6 W
Alarm Output
1 potential-free relay output, 48 V / 300 mA
Relay with wear-free contacts (solid state relay) for target temperature or head ambient
temperature, electrically isolated from power supply
USB Interface
Version: 2.0
Connector on the board: type Mini-B
3.3.2 Comm Box (metal)
Analog Outputs
Output 1 0 to 5/10 V output for head ambient temperature and object temperature
electrically not isolated from power supply
Thermocouple J: -40 to 600°C (-40 to 1112°F)
K: -40 to 800°C (-40 to 1472°F)
R/S: 250 to 1800°C (482 to 3272°F)
Output 2 0 to 20 mA (active), or
4 to 20 mA (active), or
0 to 5 V, or
0 to 10 V
electrically not isolated from power supply
External Inputs
3 inputs are available useable in different modes:
FTC1-3 Emissivity control: 3 bit digital coded, 0 to VSS
FTC1 Emissivity control: analog, 0 to 5 VDC
FTC2 Ambient temperature compensation analog: 0 to 5 VDC
FTC3 for trigger/hold/laser functions, 0 to VSS
3.3.3 Comm Box (DIN 6TE, analog)
Analog Outputs
Output 1 to 4 0 to 20 mA (active), or
4 to 20 mA (active), or
0 to 5 V, or
0 to 10 V
Each output is galvanically isolated from the other and from power supply!
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