Spectrex 20/20SI Triple IR (IR3) Flame Detector - Manual (Page 52)

Spectrex Inc. - SharpEye TM IR3 Flame Detector Manual – TM 20/20I, Rev. (6) August 2004
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Figure 16: 4-20mA wiring
Notes
:
The detectors are factory set to isolated 4-20mA sink version. To work at non-
isolated 4-20mA version (source), connect Terminal 12 to Terminal 1. The 4-20mA
meter are connected between Terminal 11 and Terminal 2.