Installation manual

38
S(+) drives
Type plate for S(+) drives
Type designation: e.g., R 20/17 S+
R size of drive
(tube diameter)
R – 45 mm
L – 58 mm
20/17 rated torque/output speed
S electronic limit switches
for sun protection
+ higher closing force
for cassette awnings
Operating mode (short-period
operation S2)
After 4 minutes of continuous operation,
the drive must be allowed to cool off.
Serial number: e.g., 05 48 50572
05 year 2005
48 calendar week
50572 consecutive number
Connecting S(+) drives
Several drives with electronic limit switch-
ing can be connected in parallel to a control
section. The maximum number of synchro-
nously controlled drives depends on the load
capacity of the operator control.
The changeover time for switching the running
direction must be at least 0.5 seconds. The
switch and controls must not execute simulta-
neous RETRACT and EXTEND commands.
The following applies to operator controls with
a 5A contact load rating:
R8/17 S - R12/17 S(+) =
max. 5 drives
R20/17 S(+) - R60/17 S(+) =
max. 3 drives
R70/17 S(+) - R120/11 S(+) =
max. 2 drives
Mains
Drive
Drive 2Drive 1