Siemens S7-1200 - Digital Signal Boards (Sbs); SB 1221 200 Khz Digital Input Specifications

Technical specifications
A.11 Digital signal boards (SBs)
S7-1200 Programmable controller
System Manual, 03/2014, A5E02486680-AG
935
A.11
Digital signal boards (SBs)
A.11.1
SB 1221 200 kHz digital input specifications
Table A- 185 General specifications
Technical data
SB 1221 DI 4 x 24 VDC, 200 kHz
SB 1221 DI 4 x 5 VDC, 200 kHz
Order number
6ES7 221-3BD30-0XB0
6ES7 221-3AD30-0XB0
Dimensions W x H x D (mm)
38 x 62 x 21
38 x 62 x 21
Weight
35 grams
35 grams
Power dissipation
1.5 W
1.0 W
Current consumption (SM Bus)
40 mA
40 mA
Current consumption (24 VDC)
7 mA / input + 20 mA
15 mA / input + 15 mA
Table A- 186 Digital inputs
Technical data
SB 1221 DI 4 x 24 VDC, 200 kHz
SB 1221 DI 4 x 5 VDC, 200 kHz
Number of inputs
4
4
Type
Source
Source
Rated voltage
24 VDC at 7 mA, nominal
5 VDC at 15 mA, nominal
Continuous permissible voltage
28.8 VDC
6 VDC
Surge voltage
35 VDC for 0.5 sec.
6 V
Logic 1 signal (min.)
L+ minus 10 VDC at 2.9 mA
L+ minus 2.0 VDC at 5.1 mA
Logic 0 signal (max.)
L+ minus 5 VDC at 1.4 mA
L+ minus 1.0 VDC at 2.2 mA
HSC clock input rates (max.) Single phase: 200 kHz
Quadrature phase: 160 kHz
Single phase: 200 kHz
Quadrature phase: 160 kHz
Isolation (field side to logic) 500 VAC for 1 minute 500 VAC for 1 minute
Isolation groups 1 1
Filter times us settings 0.1, 0.2, 0.4, 0.8, 1.6, 3.2, 6.4,
10.0,12.8, 20.0
0.1, 0.2, 0.4, 0.8, 1.6, 3.2, 6.4,
10.0,12.8, 20.0
ms settings 0.05, 0.1, 0.2, 0.4, 0.8, 1.6, 3.2, 6.4,
10.0, 12.8, 20.0
0.05, 0.1, 0.2, 0.4, 0.8, 1.6, 3.2, 6.4,
10.0, 12.8, 20.0
Number of inputs on simultaneously
• 2 (no adjacent points) at 60 °C
horizontal or 50 °C vertical
• 4 at 55 °C horizontal or 45 °C
vertical
4
Cable length (meters)
50 shielded twisted pair
50 shielded twisted pair