Ordering Information/ Model Matrix
IMI Part Number: 685B 0 0 0 0 A1 0
Basic Model Series
685B
Sensor Option
0 Internal 100 mV/g ICP Sensor
1 External 100mV/g ICP
®
Sensor
2 External 100 mV/g ICP Sensor (Low Frequency)
3 Internal 100 mV/g ICP Sensor (Low Frequency)
4 External 100mV/g ICP
®
Sensor (Sensor Fault Detection)
5 External 100mV/g ICP
®
Sensor (Sensor Fault Detection)
Scale Factor
0 0-1.5 in/sec peak
1 0-5 g peak
2 0-15 mils peak to peak displacement
3 0-50 mils peak to peak displacement
4 0-3.0 in/sec peak
Power Required
0 85-245 VAC, 50/60 Hz
1 24 VDC ±10%
Relay Type (two provided)
0 Triac, 5A/245vac
1 Form C Relay (SPDT) 10A/245Vac – 5A/30Vdc
Enclosure Type/ Hazardous Area Approval
A1 Basic enclosure, internal pushbutton for remote reset
A2 Same as A1, plus external pushbutton for remote reset
A3 Same as A1, plus acceleration signal through external BNC
A4 Same as A1, plus A2 & A3
C1 Explosion Proof Enclosure (must select option 4 connection)
Connection Interface
0 Dual openings, cord grips
1 Dual openings, ½” NPT conduit hubs
2 Single opening, cord grip
3 Single opening, ½” NPT conduit hub
4 Dual openings, ½” NPT conduit hubs (for C1 enclosures only)
5 Dual openings, cord grip on left, ½” NPT conduit hub on right
6 Dual openings, cord grip on right, ½” NPT conduit hub on left
CSA Class I, Division 2 approval is supplied as standard for switches that are NOT using the C1 enclosure but are
using all italicized options.
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