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24

ENGLISH

(1)

If maintained, it prolongs the pause until disabled by the command (timer function)

(2)

If a new pulse occurs within 2 seconds after reversing, it immediately stops operation.

NB.:

 Effects on other active pulse inputs in brackets.

Table 3/e

CLOSED

LOGIC "EP"

PULSES

GATE STATUS

OPEN-A

OPEN-B

STOP

OPENING SAFETY DEVICES

CLOSING SAFETY DEVICES

OP/CLOS. SAFETY DEVICE

Opens the leaf for partial opening time

Opens the leaf

No effect (OPEN disabled)

No effect

No effect (OPEN disabled)

OPEN

Re-closes the leaf immediately

No effect (OPEN disabled)

ON CLOSING

Stops operation

see paragraph 5.2.

Stops and, on release, reverses on opening

ON OPENING

Stops operation

Stops operation

see paragraph 5.2.

No

 ef

fect

Stops and, on release, continues opening

No effect

(if it must close, it disables OPEN)

STOPPED

Restarts movement in reverse direction

(always closes after a Stop)

No 

effect 

(OPEN 

disabled)

No effect (if it must open, it disables OPEN)

No effect (OPEN disabled)

No effect

No effect (saves OPEN)

EDGE SAFETY DEVICE

Reverses on opening for 2" (2)

Reverses on closing for 2" (2)

Table 3/f

CLOSED

OPEN

ON CLOSING

ON OPENING

LOGIC "C"

GATE STATUS

OPEN-A (opening)

OP/CLOS. SAFETY DEVICE

CLOSING SAFETY DEVICES

OPENING SAFETY DEVICES

STOP

OPEN-B (closing)

Stops operation

(OPEN-A/B disabled)

No effect

Opens the leaf

No effect

Stops operation

No effect

Stops operation

(OPEN-A disabled)

No effect

(OPEN-B disabled)

Closes the leaf

Stops operation

Stops operation

No effect

(OPEN-A disabled)

No effect

CONTROLS ALWAYS HELD DOWN

No effect

(OPEN-B disabled)

No effect

(OPEN-B disabled)

No effect

(OPEN-A disabled)

No effect

(OPEN-A disabled)

No effect

(OPEN-A disabled)

No effect

(OPEN-B disabled)

Stops operation

(OPEN-A/B disabled)

Stops operation

(OPEN-B disabled)

PULSES

EDGE SAFETY DEVICE

No effect (OPEN-A/B disabled)

No effect (OPEN-A/B disabled)

Reverses on opening for 2" (2)

Reverses on closing for 2" (2)

Table 3/g

CLOSED

OPEN

ON CLOSING

No effect

(OPEN-A/B disabled)

Opens the leaf

STOPPED

ON OPENING

No effect

LOGIC "B"

GATE STATUS

OPEN-A (opening)

No effect

(OPEN-A disabled)

No effect (OPEN disabled)

No effect

(OPEN-A disabled)

OP/CLOS. SAFETY DEVICE

CLOSING SAFETY DEVICES

OPENING SAFETY DEVICES

STOP

OPEN-B (closing)

Stops operation

(OPEN-A/B disabled)

No effect

Opens the leaf

No effect

Reverses   on opening

No effect

Stops operation

(OPEN-A disabled)

No effect

(OPEN-B disabled)

No effect

(OPEN-A/B disabled)

Closes the leaf

No effect

No effect

Closes the leaf

Stops operation

No effect

(OPEN-B disabled)

No effect

(OPEN-A disabled)

No effect

PULSES

No effect

(OPEN-B disabled)

Stops operation

(OPEN-B disabled)

Stops operation

(OPEN-A/B disabled)

No effect

(OPEN-B disabled)

No effect

(OPEN-A disabled)

No effect

(OPEN-A disabled)

EDGE SAFETY DEVICE

No effect (OPEN-A/B disabled)

No effect (OPEN-A/B disabled)

Reverses on opening for 2" (2)

Reverses on closing for 2" (2)

No effect (OPEN-A/B disabled)

Summary of Contents for 748

Page 1: ...N D A C E R TIF I C A T A UNI EN ISO 9001 085 para la naturaleza 100 papel reciclado ist umweltfreundlich 100 Altpapier pour la nature papier recycl 100 for nature recycled paper 100 carta riciclata 1...

Page 2: ...ss Via Benini 1 40069 Zola Predosa BOLOGNA ITALY Declares that Operator mod 748 with electronic control unit 748D is manufactured to be incorporated in a machine or for assembly with other machines to...

Page 3: ...eningtime Tc closingtime Tp pausetime Ti durationofintervalbetweena completecycleandthenextone 2 STANDARD INSTALLATION LAYOUT 10 20 30 40 50 60 70 80 90 100 0 1 2 3 4 5 6 7 8 9 10 10 11 12 Percentuale...

Page 4: ...wsTE8x50are provided N B itisadvisabletotightentherackfixingscrewsatthetopoftheslot Thisallows theracktoberaisedif withtime thegatetendstosink 2 Releasetheoperator seeparagraph3 5 3 Slidethegateleafop...

Page 5: ...s and that the electro mechanical travel limit wheel is at least 2 cm from the end of the plate s straight area if necessary adjust the slowing down time and or straighten the final profiled part of t...

Page 6: ...transmit movement to the leaf by means of a pinion with rack coupled in appropriate manner to the sliding gate The operation of the sliding gate is controlled by an electronic control unit housed insi...

Page 7: ...grammable from 0 to 4 min Pause time Programmable from 0 to 4 min Thrust force Adjustable over 50 levels Terminal board inputs Open Partial opening Safety devices at opng Safety devices at clsng Stop...

Page 8: ...erefore it is suitable for protecting the opening and closing area against the risk of impact crushing shearing and dragging N B If two or more safety devices have the same function opening closing op...

Page 9: ...ral L Power supply Line NB For correct operation the board must be connected to the earth conductor in the system Install an adequate differential thermal breaker upstream of the system 4 3 J6 Termina...

Page 10: ...devices are not connected jumper connect the EDGE and inputs fig 5 Negative for power supply to accessories terminals 7 and 8 24 Vdc Positive for power supply to accessories terminals 9 and 10 Import...

Page 11: ...s the opening or closing limit switch a braking stroke can be selected to ensure the leaf is stopped immediately If decelerations are selected braking starts when they finish At value braking is disab...

Page 12: ...proceed This function can be used to check use of the board or to exploit the Assistance request Display Function Default GATE STATUS Exit from programming and return to gate status viewing see Chpt 5...

Page 13: ...SAFETY DEVICE No effect OPEN disabled Reverses on opening for 2 2 Reverses on closing for 2 2 Table 3 b LOGIC AP PULSES GATE STATUS OPEN A OP CLOS SAFETY DEVICE CLOSING SAFETY DEVICES OPENING SAFETY D...

Page 14: ...ops operati o n OPEN A disabled No effect OPEN B disabled Cl o ses the l e af Stops operati o n Stops operation No effect OPEN A disabled No effect CONTROLS ALWAYS HELD DOWN No effect OPEN B disabled...

Page 15: ...a poner al d a la presente publicaci n todas las modificaciones que considere oportunas para el perfeccionamiento t cnico o para cualquier otro tipo de exigencia de car cter constructivo o comercial F...

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