Page 4 of 188
█ © Brüel & Kjaer Vibro ● S1079330.002 / V04
Technical alterations reserved
EN
3.7.2 Clearance and Cooling 31
3.7.3 3300 or 7200 Replacement 32
3.7.4 Mounting Orientation 32
3.7.5 Moving Mounting Brackets in the Field 32
4 Engineering - Channel Layout 33
4.1 Phase Trigger Channels 33
4.2 Orbit (XY) Pairs 33
4.3 Relay Logic (Group Lines) 34
5 Engineering – CMS Gateway 35
6 Engineering - Managing and Minimizing Alarms 36
6.1 Set Effective Time Delays 36
6.2 Use Non-Latching Alarms, & Latching Relays 36
6.3 Increase Confidence with Regular Maintenance 36
6.4 Install a Remote Reset 36
6.5 Use Rack Inhibit for Light Maintenance Activities 37
6.6 Use Channel Bypass Appropriately 37
6.7 Reading the Event List 37
6.8 Trip Multiply 38
6.9 Avoid False Trips 38
6.9.1 Install an External Bypass Device 38
6.9.2 If the Machine is Running – Don’t Touch the Rack. 38
6.9.3 Can I Bypass “the Rack” to Avoid a False Trip? No. 39
6.9.4 Every Card is a Relay Card 39
7 Wiring - Power and Grounding 40
7.1 RCM Power Strategy 40
7.2 Connecting Power 40
7.2.1 RCM Power Connections 40
7.2.2 Input Power Fuse Protection 41
7.2.3 Power Status (LEDs) 41
7.2.4 Selecting an External Power Supply 41
7.2.5 Using Plant-Wide +24 Vdc Power 42
7.2.6 Designating a “Primary” Power Supply 42
7.2.7 Power Redundancy (Do I need a PCM?) 42
7.2.8 Power Wiring Cable Lengths 42
7.3 Connecting Grounds 43
7.3.1 System Chassis Ground 43
7.3.2 Single Point Ground (System Common to Chassis Connection) 43
8 Wiring – Sensors 44
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