Cylon UCKRA420 User manual

Unitron Accessories UCKRA420
UCDS-0035 rev 3.00 Cylon Controls Limited 1
UCKRA420 Serial Text Keypad
MECHANICAL
Size 154 x 144 x 35 mm
(6.1 x 5.7 x 1.4")
Enclosure Injection moulded ABS
Mounting 1) Panel Door
2) Panel Backplate
3) UK/European Pattress Box
4) American Pattress Box
Environment 0°- 50°C (32°-122°F) ambient.
0% - 90% RH non-condensing
WIRING
Termination 1) RJ-11 Socket
2) 4 way screw terminals
Cable for screw terminals 4-core AWG 24 (min) unshielded
Cable for RJ-11 connector Pre-made Cylon cable (length 2m)
Maximum cable length 50m
ELECTRICAL
Power Requirements Power is received from associated controller
153 mm
35 mm
144 mm
Note: UCKRA420 keypad is hot-pluggable, i.e. it can be connected to a powered-up controller
COMMUNICATIONS
RS232 @ 9600 Baud
INTERFACE
Display 80 alpha-numeric characters arranged as 4 lines x 20 characters.
Supertwist LCD with backlight.
Single-turn pot for contrast adjustment
This υ
υυ
υunitron product has been designed to meet CENELEC EMI noise standard EN 50-082-1.
UCKRA420 PCB REV 1.2
CYLON CONTROLS LTD
16/11/99
SERIAL NUMBER
QUIET
LOUD
213
J8
Back
Serial Port
(4-way screw terminals)
Buzzer volume
Adjustment
note:
removing the jumper
disables the buzzer
Cable channel
Cable channel
Display Contrast
Adjustment
(to adjust, insert terminal
screwdriver and rotate)
Front
Buttons
LCD Display
Mounting screws
(x4)
!
WARNING:
Do not use electric
screwdriver or overtighten
mounting screws
Serial Port
(RJ-11socket)
Cylon Controls Limited
Clonshaugh Industrial Estate
Clonshaugh
Dublin 17
Ireland
Tel: [phone]
Fax: [phone]
Email: [e-mail]
Cylon Controls UK Limited
50 Centenary Business Centre,
Hammond Close,
Attleborough Fields,
Nuneaton,
Warwickshire CV11 6RY.
Tel: [phone]
Fax: [phone]
Email: [e-mail]
Due to Cylon's policy of continuous improvements these specifications may be upgraded without notice.

Unitron Accessories UCKRA420
UCDS-0035 rev 3.00 Cylon Controls Limited 2
UCKRA420 Installation Instructions
The UCKRA420 may be mounted
a) in a Panel Door (see Section 6)
b) on a Panel Backplate (see Section 5)
or c) on a Pattress Box (see Sections 3 and 4)
Note: mounting options are available for US, UK and European Pattress Boxes.
In all cases, the mounting bracket is removed from the UCKRA420, and cable attached by either RJ-11 or Screw-
Terminal connectors as detailed below.
Section 1 - Removing the Mounting Bracket
Bracket locking
screw
Loosen the Bracket locking screw at the bottom of the
UCKRA420. (It is not necessary to fully remove the screw) Lift the bottom of the bracket away
from the UCKRA420, until it is clear
of the locking screw.
Unclip the top of the bracket by
pulling the bracket downwards
Section 2 - Connecting the UCKRA420 to UCxxPG-R controller
GND
T/X
R/X
Power
(not used)
(not used)
Power
R/X
T/X
GND
1. RJ-11 connector 2. Screw-terminal connector
Connect a cable to the UCKRA420 using an RJ11 plug OR a Screw-Terminal connector.
1. Downward cable channel OR 2. Upward cable channel
Route the cable through one of the cable channels so that the mounting bracket
can be re-attached. Connect the other end of the cable to the RJ-11 port
of a UC controller

Unitron Accessories UCKRA420
UCDS-0035 rev 3.00 Cylon Controls Limited 3
Section 3 - Mounting the UCKRA on UK/European Pattress Boxes
maximum width of box
75 mm
60±2 mm
UK Pattress Box
maximum width of box
75 mm
60±2 mm
European Pattress Box
Cable feed hole:
(Punch out with
screwdriver or knife.)
Mounting Bracket
Holes for
mounting
screws
The UCKRA420 can be mounted on pattress boxes where the holes are 60±2 mm
apart. Attach the mounting bracket to the pattress box
with two M3.5 x 16 screws as shown.
Place the UCKRA420 on the Mounting bracket by clipping the top
first. Swing the UCKRA420 so that it is flat against the mounting
bracket.
Tighten the Mounting Bracket
locking screw at the bottom of
the UCKRA420.
Section 4 - Mounting the UCKRA420 on US Pattress Boxes
83±2 mm
(3 "±
")
1
16
1
4
Patress Box Patress Box
Holes for
mounting screws
(punch out with a
screwdriver or knife)
Cable feed hole
(punch out with a
screwdriver or knife
)
Mounting Bracket
The UCKRA420 can be mounted on pattress boxes
where the holes are 83±2 mm (31
4"±1 16 ") apart. Punch out the top and bottom holes
in the plastic Mounting Bracket as
shown.
Attach the mounting bracket to the pattress
box with two screws as shown.
Place the UCKRA420 on the Mounting bracket by clipping
the top first. Swing the UCKRA420 so that it is flat against the mounting bracket. Tighten the Mounting Bracket locking screw at the bottom of the UCKRA420.

Unitron Accessories UCKRA420
UCDS-0035 rev 3.00 Cylon Controls Limited 4
Section 5 - Surface-Mounting the UCKRA420 (eg. on a Panel Backplate)
Pitch
60±1 mm
Diameter
M3.5
Drill two holes in the flat surface,
diameter = M3.5 pitch = 60±1 mm Attach the mounting bracket with two M3.5 x 16 screws as shown.
Place the UCKRA420 on the Mounting bracket
by clipping the top first. Swing the UCKRA420 so that it is flat against the mounting bracket. Tighten the Mounting Bracket locking screw at the bottom of the UCKRA420.
Section 6 - Mounting the UCKRA420 on a Panel Door
Width
134±2
Height
122±1
Make a cut-out in the Panel Door
122±1 mm high x 134±2 mm wide. Remove the 4 screws from
the back of the UCKRA420.Take the faceplate from the front of the UCKRA420.Disconnect the keypad connector
ribbon cable from the PCB as shown.
Place the faceplate in the Panel Door, hooking
the clip onto the bottom of the cutout. Swing the faceplate upwards until it sits in the cutout. Pull the clip away from the door and down, so that it sits flat inside the cutout.
Warning:
Do not overtighten
the four mounting
screws when
mounting the
Keypad on a panel
door.
Connect the keypad connector ribbon
cable from the PCB as shown. Fit the main body onto the faceplate on the back of the Panel Door. Secure the main body onto the faceplate with the 4 screws as shown.