SR2B121BD TELEMECANIQUE, SR2B121BD Datasheet - Page 15

• Manufacturer Part Number: SR2B121BD
• Description: RELAY, ZELIO, 24VDC, 8 DI/4 RO
• Manufacturer: TELEMECANIQUE

Specifications of SR2B121BD

• No. Of Analogue Inputs: 4
• No. Of Digital Inputs: 4
• No. Of Digital Outputs: 4
• Approval Bodies: CSA, UL
• External Depth: 59.5mm
• External Length / Height: 90mm
• External Width: 72mm
• Brand/series: Zelio
• Clock: Yes
• Dimensions: 71.2 × 59.5 × 107.6 mm
• Display: Yes
• Function: Programmable
• Number Of Inputs And Outputs: 12
• Number Of Outputs: 4 Relay
• Number Of Pins: 12
• Relay Type: Solid State
• Voltage, Control: 24 VDC
• Inputs: 24 VDC
• Outputs: 8 Amp, 250 VACFeatures
• For Use With: Simple

14102-EN_Ver1.0.fm/16
Schemes
(1) 1 A quick-blow fuse or circuit-breaker.
+
SR2 ppppBD
c 24 V
SR2 B121JD
c 12 V
–
(1) 1 A quick-blow fuse or circuit-breaker.
+
SR2 ppppBD
c 24 V
SR2 B121JD
c 12 V
SR3 ppppBD
c 24 V
–
Input connections
3-wire sensors
SR2 pppp BD, SR2 B121JD and SR3 pppp BD
Analogue inputs
SR2 B12 p BD, SR2 B121JD and SR3 B10 p BD
(1)
(1)
+
+
Q1
Q1
–
–
BL
c 0-10 V
Q2
Q2
Ca / Ta
I1 I2 I3 I4 IB IC ID IE
I1 I2 I3 I4 IB IC ID IE
1
BK
BN
Q3
Q3
ANALOG.
BL
Ca / Ta
Q4
Q4
2
BK
BN
Zelio Logic smart relays
Compact and modular smart relays
(1) 1 A quick-blow fuse or circuit-breaker.
+
SR2 B201BD
SR3 B26pBD
c 24 V
SR2 B201JD
c 12 V
–
SR2 B201BD, SR3 B26 p BD and SR2 B201JD
(1)
+
–
I1 I2 I3 I4 I5 I6 IB IC ID IE IF IG
c 0-10 V
Ca / Ta
1
ANALOG.
Ca / Ta
2
–
–
0