Installation – Rockwell Automation 1397 AC Tachometer Interface Card User Manual
Page 3

Allen-Bradley 1397 AC Tachometer Interface Card
3
Installation
1. Remove and lock-out all incoming power to the drive. Loosen the (2)
captive retaining screws and remove the drive cover.
2. Loosen the captive carrier retaining screw and swing the carrier door
open.
!
ATTENTION: This board contains ESD (Electrostatic
Discharge) sensitive parts and assemblies. Static control
precautions are required when installing, testing, servicing or
repairing this assembly. Component damage may result if ESD
control precautions are not followed. If you are not familiar with
static control procedures, reference publication 8000-4.5.2,
“Guarding against Electrostatic Damage” or any other applicable
ESD protection handbook.
!
ATTENTION: Electric Shock can cause injury or death.
Remove all power before working on this product. The drive is at
line voltage when connected to incoming AC power. Before
proceeding with any installation or troubleshooting activity,
disconnect, lock out, and tag all incoming power to the drive.
Verify with a voltmeter that no voltage exists at terminals L1, L2
and L3 on the drive input power terminal block.
Captive
Thumb
Screw
Captive
Thumb
Screw
J28
Captive
Carrier
Screw