Automation & Control
Instruction Manual of Presetable Counter
Model No : STW - 961C / 721C
Thank you for using Swastik Digital timer.
This instruction describes product function, features
and proper usage.
content index
Warning
S1
S2
Features
S3 Technical specification
S4
Panel instruction
S5
Working
S1
Warning
! !
1. To avoid electric shock, DON'T touch the AC power supply
terminals after power on.
2. Before power on, please confirm voltage conformity in range of
AC 90~260V, to avoid damage to instrument.
3. Never remove, retrofit or repair the product or contact any
internal components.
4. Tighten screw with 0.74-0.90Nm torque, as loose screws may
cause fire.
5. Use appropriate fuse to ensure power supply line and
input / output line to prevent current impact.
6. Don't use the instrument in occasion of flammable,
explosive gas, discharge of steam.
1. For heat radiation, leave space around the instrument and do
not jam the ventilation holes in the instrument
2. Keep enough space between the instrument and equipment
which generates high frequency and surge.
3. Connect wires correctly
4. Use the instrument under rated load and power supply.\
5. Use standard grade of alcohol to clean the instrument; don't use
paint thinner or similar chemicals
6. Read and understand this instruction carefully before use
7. Don't use the instrument in case the front panel peels of breaks.
S2
Features
Economical ,Thumbwheel setting
Selection of operation time and time
specification mode
Easy to operate & learn
Built in Relay contacts
High Accuracy of time
Excellent Quality , Safety & Strong
resistance to interference
Parameter & Thumbwheel
S6
setting
S7
Note
S3
Technical specification
Count Range :
3D: 999 Count
4D: 9999 Count
5D: 99999 Count
Display :
STW-961C Seven Segment 0.56"
STW-721C Seven segment 0.39"
Setting by
Thumbwheel switch
Accuracy :
± 0.5 % of FS
Front and back reset function.
Relay :
1 Relay 1C/o
Relay Rating :
5 Amp/230VAC
Counting :
UP counting and
DOWN counting
Size of Instrument & Panel Cut Out
Model
Size
STW-961C
96X96
STW-721C
72X72
S4
Panel instruction
Display window
LED Indication
R
123 is a password
S
wastik
S5
Set Preset count by thumbwheel switch. Count will
increase by external signal in increment mode. When
reach set value relay will be ON.
Panel Cut out
92X92
68X68
8.8.8.8.8
123
RST
STW - 961C
Reset Key
Thumb wheel
(when power on
Switch
press RST key
then enter into
parameter setting)
Working
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