Tools:
• Two M4 hexagon socket cap screws (DIN 912)
• 3 mm T-handle Allen key
• No. 2 Phillips head screwdriver
Bolt the AKD PDMM to a conductive metal plate. See the
AKD PDMM Installation
Manual
for the dimensions and mounting information on your specific drive model.
Connect the protective earth (PE) to any ground screw on the drive grounding lug
shown in
Figure 2
.
Figure 2. Protective Earth (PE) Connection
Step 2: Connect Logic Power and STO (X1 Connector)
Safe Torque Off (STO) is a restart lock safety feature that protects personnel by pre-
venting an unintentional system restart. To use this feature, the STO pin must be con-
nected to the output of a security control or a safety relay. The safety relay must comply
with the requirements of the SIL 2 according to IEC 61800-5-2, PL d according to ISO
13849-1.
Connect logic supply and safe torque off (STO) as shown in
Figure 3
.
Figure 3. Logic Supply Pin Configuration
Pin Signal
Description
1
+24 Vdc
Logic power
2
24 V GND
Supply GND
3
STO
STO enable
Grounding Lug
+24 GND ST
O
5
Step 1: Secure the Drive and Connect the Protective Earth
