SR2B121BD TELEMECANIQUE, SR2B121BD Datasheet - Page 9

RELAY, ZELIO, 24VDC, 8 DI/4 RO

SR2B121BD

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

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/10
Curves
Zelio Logic smart relays
Compact and modular smart relays
(1) DC-12: switching resistive loads and photo-coupler isolated solid state loads, L/R £ 1ms.
(2) DC-13: switching electromagnets, L/R £ 2 x (Ue x Ie) in ms, Ue: Rated operational voltage, Ie:
Electrical durability of relay outputs
(in millions of operating cycles, conforming to IEC 60947-5-1)
d.c. loads
DC-12 (1)
DC-13 (2)
3,0
2,5
2,0
1,5
1,0
0,5
0,0
1,4
1,2
1,0
0,8
0,6
0,4
0,2
0,0
rated operational current (with protection diode on load, use the DC-12 curves and apply a
coefficient of 0.9 to the millions of operating cycles value)
0,1
0
0,2
0,3
0,5
48 V
0,4
L/R = 10 ms 48 V
L/R = 10 ms 24 V
24 V
0,5
1
L/R = 60 ms 48 V
L/R = 60 ms 24 V
0,6
0,7
1,5
0,8
0,9
1
2
Current (A)
Current (A)
0

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