RE8RA21FU TELEMECANIQUE, RE8RA21FU Datasheet - Page 8

• Manufacturer Part Number: RE8RA21FU
• Description: TIMER, OFF-DELAY 3-300S
• Manufacturer: TELEMECANIQUE

Specifications of RE8RA21FU

• Contact Configuration: SPCO
• Nom Input Voltage: 240VAC
• Delay Time Range: 3s To 300s
• Relay Mounting: DIN Rail
• Contact Current Ac Max: 8A
• Contact Current Dc Max: 8A
• Contact Voltage Ac Max: 250V

3
1
Characteristics :
pages 2/36 and 2/37
References :
page 2/38
Dimensions :
page 2/42
Schemes
Terminal blocks
RE8-TA, CL
Recommended application schemes
RE8-TA, RB, CL
Setting-up
A1
18
80
15
16
B1
B1
A2
2
A1
1
2
3 s
A2
x. %
Zelio Time - timing relays
Relay output, width 22.5 mm, optimum
On-delay, Off-delay, flashing relays
Schemes, setting-up
RE8-RA
RE8-RA
1
2
3
Adjustment of the time delay
- The maximum value of the timing range is printed on the product, 2.
Example: RE8-TA61BUTQ; maximum time delay: 3 s.
- Time required 2.4 s; using potentiometer
value
+
–
A1
18
Potentiometer for fine adjustment of the time delay, graduated in % of range max. setting 2.
Marking of maximum time delay value.
LEDs, depending on the models :
- Yellow LED: illuminates when the output relay is energised,
- Green LED: illuminates when the RE8 is energised.
1
= –––––– = –––––––– = 80
15
16
t x 100
2
A2
Y1
A2
A1
2.4 x 100
Y1
3
Start
1
set the value of the time delay required as a % of value
RE8-RB
A1
18
15
16
B1
A2
Te
2
:
2/39
2