Controls – F792 Switchbox LP Series
The well proven design of the Keystone F792 Low
Profile Switchbox has been upgraded to simplify
switch setting, site wiring and weatherproof integrity.
Features
Cams specially designed to operate
either V9 microswitches or
proximity sensors
General purpose dustproof and
weatherproof enclosure to IP65
rating.
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•
Switches prewired to terminal strip.
Cable entries: 2-off Pg 13.5.
Suitable for direct mounting to
Keystone F790 actuators.
Simple screw driver cam setting.
Independently, top adjustable
cams, accessible at all degrees of
opening.
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•
•
•
•
Infinitely adjustable.
•
•
Locking screw provides full face
friction of the cams ensuring
optimum repeatability, as cams
firmly lock after adjustment.
Clearly visible position indicator.
Anodised and ESPC* aluminium
enclosure provides full environmental
protection.
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•
Readily adaptable to suit all rotary
actuators.
•
Terminal strip angled for easy
wiring.
•
*
Electrostatic powder coating.
Options
V9 microswitches.
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•
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Inductive proximity sensors.
Pneumatic switches.
Direct mounted High Visibility
Indicator.
General Applications
For position sensing on manual or
automated valves in general industrial
environments.
Refer F792-K series Switchboxes for
hazardous applications.
© Copyright by Tyco International Ltd.
Keystone reserves the right to change product designs and specifications without notice.
F792LPSB/11/98
A.C.N. 000922690
Download from Www.Somanuals.com. All Manuals Search And Download.
Controls – F792 Switchbox LP Series
Electrical Switch Plan
Electrical Switch Wiring Diagram
(Shown in mid travel)
Mains
Supply
Yellow
Option 1
Low profile switchbox with
two V9 single pole double
throw microswitches
Top
switch
(open)
Output
to lamp
Black
Red
Brown
Blue
NC
Bottom
switch
(closed)
Output
to lamp
NC
G/Y
Earth
Proximity Plan
Proximity Wiring Diagram
(Shown in mid travel)
Blue (-)
Blue (-)
Brown(+)
Blue (-)
Brown (+)
Earth
Black (A)
Top
sensor
(open)
Top
switch
(open)
Brown (+)
Black (A)
Brown (+)
Earth
Bottom
sensor
(closed)
Bottom
switch
(closed)
NAMUR SENSOR
8V DC
NC NPN PROX
10 – 30V DC 200mA MAX
Note:
Note:
3 Wire Schematic Illustrated.
2 Wire Schematic Illustrated.
Pneumatic Switch Plan
Pneumatic Switch Wiring Diagram
Open signal
1/8" BSP.T
Shut signal
1/8" BSP.T
(shown in closed position)
Option 3
Low profile switchbox with
two pneumatic switches
Top
switch
(open)
Bottom
switch
(closed)
open pressure close
signal source signal
Air supply
1/8" BSP.T
Caution:
Reverse air connections will
cause venting into enclosure.
© Copyright by Tyco International Ltd.
F792LPSB/11/98
Keystone reserves the right to change product designs and specifications without notice.
Download from Www.Somanuals.com. All Manuals Search And Download.
Controls - F792 Switchbox LP Series
Microswitch Specifications
Voltage
(Volts)
Resistive load
(Amps)
Tungsten lamp load (amps)
Inductive load
(Amps)
NC
NO
AC
125
250
10
10
15
10
3
2
1
10
1.5
3
1
10
DC Up to 15
1.5
1.5
0.8
0.6
0.5
0.25
15
30
50
3
10
0.8
0.6
0.5
0.25
2.5
0.5
0.07
0.03
75
1
125
250
0.5
0.25
Proximity Sensor Specifications – 2 & 3 Wire Specification
Proximity Sensor- 2 wire specification
Type:
Pepperl & Fuchs NJ2-V3-N or equivalent
Sensing Distance:
2mm maximum (metal face). NB separate amplifier
required
Supply:
Output:
8V DC (Ri approx. 1k0hm)
Sensor absent - 3mA or above
•
Sensor present - 1mA or below
•
Proximity Switch - 3 wire specification
Type:
Supply Voltage:
Current:
Bailiff BES 5173
10-30VDC
≤ 200mA
Frequency:
≤ 1500Hz
Pneumatic Switch Specifications
Signal connections:
Switch details:
4mm O.D. tube.
Telemecanique PXC–M111 or equivalent
2 switches per box
Switches normally non passing (NNP)
Capacity – 60 L/min at 550 kPa to atmosphere
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•
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pressure range 300 – 800 kPa
•
Temperature range:
Minus 15°C to 60°C
© Copyright by Tyco International Ltd.
F792LPSB/11/98
Keystone reserves the right to change product designs and specifications without notice.
Download from Www.Somanuals.com. All Manuals Search And Download.
Controls – F792 Switchbox LP Series
© Copyright by Tyco International Ltd.
F792LPSB/11/98
Keystone reserves the right to change product designs and specifications without notice.
Download from Www.Somanuals.com. All Manuals Search And Download.
Controls - F792 Switchbox LP Series
Typical Description – Electrical Switches
F792
LSB
LP
WP
2SPDT
240VAC
Figure No.
Limit Switchbox
Type
Enclosure Rating
(weatherproof)
Switch Type
Voltage
(Low Profile)
Typical Description – Proximity Sensors/Switches
F792
LSB
LP
WP
Prox
NO
PNP
Figure No.
Limit Switchbox
Type
Enclosure Rating
(weatherproof)
Proximity
Action
Switch Style
(Low Profile)
Normally Open
Typical Description – Pneumatic Switches
F792
LSB
LP
WP
Pneu
NNP
Figure No.
Limit Switchbox
Type
Enclosure Rating
(weatherproof)
Pneumatic
Switch
Action
(Low Profile)
Normally Non Passing
Selection Guide
EDP Description
Part No.
Comments
F792 LSB LP WP 2SPDT 20-260VAC
F792 LSB LP WP PROX NAMUR
F792 LSB LP WP PROX NO PNP
F792 LSB LP WP PROX NC PNP
F792 LSB LP WP PROX NO NPN
F792 LSB LP WP PROX NC NPN
F792 LSB LP WP PROX AC
422987
169555
642884
764321
768482
252866
116538
812791
Weatherproof type with two 240 VAC electrical switches
Weatherproof type with two 8 VDC proximity sensors
Weatherproof type with two 10-30 VDC proximity switches
Weatherproof type with two 24 VDC proximity switches
Weatherproof type with two 24 VDC proximity switches
Weatherproof type with two 24 VDC proximity switches
Weatherproof type with two 20-260 VAC proximity switches
Weatherproof type with two pneumatic switches
F792 LSB LP WP 2 PNEU NNP
Note:
SPDT
NO
NC
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=
=
=
Single Pole Double Throw
Normally Open
Normally Closed
NNP
Normally Non Passing
© Copyright by Tyco International Ltd.
F792LPSB/11/98
Keystone reserves the right to change product designs and specifications without notice.
Download from Www.Somanuals.com. All Manuals Search And Download.
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