Visualization Of The Channels With The Higher Temperature; Test Of The Light Signaling; Exclusion Of The Input Probes Not Used - ABB Comem DTI Instruction Manual

TEMPERATURE MONITORING DEVICE COMEM DTI AND COMEM EDTI - INSTRUCTION MANUAL
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10. Visualization of the channels with the higher temperature

Pressing the HOT key for some seconds till switching to the HOT led.
On the T1-T2 display, the hotter temperature among the inputs 1
and 2 will appear.
On the T3-T4 display, the hotter temperature among the inputs 3
and 4 will appear.
To come back in the standard visualization mode, press the HOT
key for some second up to switch-off the relative signalling led.
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11. Test of the light signaling

Press at the same time ⇐ and ⇒ keys: all the signalling lights will
start to flash for some seconds.
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12. Exclusion of the input probes not used

If one or more inputs are not used, it's necessary to connect a
resistance of value included between 100 and 200 Ω, or 0.25W.
The input 4 can be disables through the "Selection number of
active inputs" on page 5.
In the figure is showed the connection to disable the input Ch1.
The same connection can be used for the other inputs.
Ch1
R R = 100 120 Ω
01 02 03
0.25W