OSNA PCWT 002-D Manual

DOU 005
16.02.2011 1/2
Osna Electronics Pvt.Ltd. No. 4 & 5, Phase IV, Okhla Industrial Estate, New Delhi, INDIA.
TEL. : [phone] to 752, FAX : [phone]. Email : [email protected]
Safety precaution to be strictly observed are marked with following symbols in the operating instructions.
Contents
1. Please read first
2. Scope of supply
3. Power supply
4. Brief description
5. Application
6. Operation
7. Electrical connections
8. Releasing the unit
9. Commissioning
10. Maintainance
11. Dimensions
1. PLEASE READ FIRST
To operate the unit correctly, it is important that the
operating instructions are read carefully. In addition,
it is equally critical that the safety warnings are
understood and followed completely.
6. Mounting
7. Electrical connections
11. Commissioning
Handling of the unit should be strictly restricted
to persons trained and who are familiar in working
in electrical installations.
2. SCOPE OF SUPPLY
Type PCWT 002-D
Direction of use
3. POWER SUPPLY
Connect 220VAC AC external power supply on
terminals 17 & 18.
4. BRIEF DESCRIPTION
A speed monitoring unit is set to match different
motor speeds ranging between .06-240,000 RPM.
setting of the trip speed R.P.M. through programming
key.
5. APPLICATION :
The unit is used to monitor overspeed, underspeed
and zero speed in field on shafts,
Direction for use of Speed Monitor PCWT 002-D
6. OPERATION :
1) Refrence frequency- Frequency Set
Min. frequency .001 Hz
Max. frequency 4000 Hz
ITD (Intial Time Delay)
Min. 0 sec.
Max. 9999 sec.
3) Time Delay ITD -
NTD (New Sense Time Delay)
Min. 0 sec.
Max. 9999 sec.
4) Time Delay NTD -
5) Relay energised / de- energised -
220VAC

DOU 005
16.02.2011 2/2
Osna Electronics Pvt.Ltd. No. 4 & 5, Phase IV, Okhla Industrial Estate, New Delhi, INDIA.
TEL. : [phone] to 752, FAX : [phone]. Email : [e-mail]
10. MAINTENANCE
This unit requires no maintenance.
Fig. 5.
The unit can be open while equally pressing both side
of the unit.
11. DIMENSIONS
Fig. 5a.
7. ELECTRIC CONNECTIONS
Make sure the cables are not live when making
the connection.
Fig. 2
INPUT
Connect the proximity switch at terminals7(+)Brown,
9(-)Blue,8(L) Black .As shown in the figure above
OUTPUT
Relay outputs with changeover contacts rated for 6A at
250V AC, 50Hz.
8. RELEASING THE UNIT
Release the unit from a screw driver shown in
Fig. 3.
Fig. 3.
9. COMMISSIONING
Kindly read the undermentioned instructions
carefully prior to commissioning.
Do not connect any external power supply to
terminals other than to 17, 18.
Do not connect input other than terminals 7(+)
8(L).& 9(-)
Direction for use of Speed Monitor PCWT 002-D
(Red)
9
L
NC
NO
C
NO
C
NC
PCB
ENCLOSURE
TERMINAL
19mm Plug 3Nos.
GLAND
4
0
m
m
6.5mm
57mm
80 mm
125mm