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The Kramer Volume Control and Switch for Insert Plates
Congratulations on purchasing your Kramer W-LM which is ideal for the following
typical applications:
• Audio installations in hotels
• Presentation and training rooms
The Kramer W-LM is a combined volume control and push-ON/push-OFF switch
module that fits into a single slot of any Kramer insert plate, such as the FLA-2F.
Figure 1 and Table 1 define the W-LM.
Figure 1: W-LM Front and Rear
Table 1: W-LM Front and Rear Features
# Feature Function
1 Screw holes Insert module fixing screws
2 ON/OFF Switch and
Volume Knob
Push knob to toggle ON/OFF. Rotate knob clockwise to increase
volume, anti-clockwise to decrease volume
3 Module Terminal Block Connect to the cabling (see Figure 2 and Table 2)
To install the W-LM:
1. Connect the cabling to the removable portion of the terminal block paying attention
to the wiring diagram shown in
Figure 2 and Table 2.
2. Plug the removable portion of the terminal block into the socket on the W-LM
module.
3. Insert the W-LM module in the required slot of the insert plate.
4. Insert the two screws to secure the module in place and tighten the screws.
Figure 2 shows the wiring connections of the W-LM.
Figure 2: W-LM Wiring Connections
Table 2: W-LM Terminal Block Wiring
# Function
1 Volume control start (CCW)
2 Volume control wiper
3 Volume control end (CW)
4
SPST switch
5
/