ZPA Pečky 52 030, Mounting Instructions

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14
Note:
Stop turning screw 56, 59 at the moment of switching!
If, prior to adjustment, cams are in such a position as indicated on fig. 5 or if cam has already pushed the micro switch
button, it is advisable to proceed adjustment as follows:
After pushing and turning tripping rod 58, turn set screws 56 or 59 against arrows’ direction until the cam's tip leaves
the micro switch lever (towards the closest set screw) and the micro switch switches (use suitable tester to make sure
that micro switch has switched). Then turn set screw 56 or 59 in arrow direction to turn the cam’s tip back to the micro
Open Closed Terminal numbers
on terminal board
PO
15-16
14-15
PZ
18-19
17-18
Open Closed
SO
21-22
20-21
SZ
24-25
23-24
Contact closed Contact open
Working diagram of position and signalling switches
Description:
K1 – gear
K2 – driving gear
K3 – setting gear
47 – locking screw of setting gear
48 – cam shaft
49 – pinion with friction clutch
Output
shaft
Gearboax
Cams
Adjustment range of working stroke (resistance position transmitter)
Fig. 6 - Kinematic diagram of gears
Note:
Position of setting gear for actuators ser.
No. 52 030 for the various gear ratios is
specified on left-hand side of figure above,
for other serial numbers on the right.
48 47
49
52 031
52 033
52 030
52 032
52 034 52 036
52 035
I 2 - 2,5 2 - 6,5 2 - 5 1 - 2,2
II 2,5 - 10,5 6,5 - 22 5 - 17 2,2 - 7,5
III 10,5 - 35 22 - 72 17 - 55 7,5 - 24
IV 35 - 111 72 - 220 55 - 190 24 - 82
V 111 - 250 220 - 250 190 - 240 82 - 100
Serial number
Gear
ratio