Drehmo 384771 Additional Operating Manual Download Page 5

1. COMMISSIONING

DANGER
Exceeding the maximum permitted torque

A setting above the maximum permitted torque is not permit-
ted.

DANGER
Regard the permitted torque range for additional gears, if
used

For actuators that are delivered with an additional gear or
thrust unit by the manufacturer, the permitted torque range is
written outside the housing cover.

1.2 Setting the limit positions

For setting the limit positions for OPEN and CLOSE, use the setting screws as shown in
figure 1.2.

1. Setting screw for limit position

OPEN

2. Setting screw for limit position

CLOSED

Figure 1.2: Limit switches in standard version

For setting a limit position, operate the actuators into the desired position. Press the screw
downward by means of the screwdriver and turn in direction of the arrow. The limit posi-
tion is set when the cam operates the appropriate limit switch. After the setting procedure,
release the screw.

Setting screws for limit positions engage in short intervals while being turned. Once cam

Additional operating manual

5

Summary of Contents for 384771

Page 1: ...C with limit switching unit Operation and servicing instructions Part no 384771 Revision 1 0 Date April 26 2017 Keep this manual for future reference These operating manual is only valid in connection...

Page 2: ...ntents 1 Commissioning 3 1 1 Setting the torque values 4 1 2 Setting the limit positions 5 1 3 Setting the reduction gearing for multi turn actuators 6 1 4 Setting the reduction gearing for part turn...

Page 3: ...wise output drive rotation corresponds to direc tion OPEN DR and WR switches are designated for torque and limit po sition in direction CLOSE DL and WL switches are designated for torque and limit pos...

Page 4: ...if torque setting is to be performed in direction OPEN The screw on the bottom of the cams is used for torque setting in direction CLOSE After unfastening the respective screw the cams can be readjus...

Page 5: ...itions for OPEN and CLOSE use the setting screws as shown in figure 1 2 1 Setting screw for limit position OPEN 2 Setting screw for limit position CLOSED Figure 1 2 Limit switches in standard version...

Page 6: ...ti turn actuators To reset the reduction gearing according to table 1 1 loosen the fixing screw item 4 in figure 1 3 After unfastening the screw the sliding wheel can be moved up smaller angle for the...

Page 7: ...is mounted on an output drive of the actuator Figure 1 4 limit switching unit input drive gear wheel The reduction gearing is available for a range between 1 38 1 450 turns stroke The range is divide...

Page 8: ...5 40 8 5 3 1 SectionII 40 9 74 2 6 3 1 SectionII 74 3 135 7 3 1 SectionII 135 245 8 3 1 SectionII 246 446 9 3 1 SectionII 447 811 10 3 1 SectionII 812 1450 11 Table 1 1 Setting the reduction gearing...

Page 9: ...50 range III has been preset otherwise range II 4 Set the reduction gearing according to the calculated value by shifting the sliding wheel with regard to table 1 1 1 4 Setting the reduction gearing f...

Page 10: ...5 tr stroke min 0 25 0 5 1 375 2 75 6 325 Sliding wheel position 1 2 2 1 2 Turning angle Cam shaft 175 4 193 177 5 214 5 271 3 Settling time 58 5 64 3 59 1 71 5 90 4 Table 1 2 Setting the reduction ge...

Page 11: ...Notes Additional operating manual 11...

Page 12: ...DREHMO GmbH Zum Eichstruck 10 57482 Wenden Germany Phone 49 2762 9850 0 Phone service 49 2762 9850 204 Internet www drehmo com E mail drehmo drehmo com...

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