Siemens Simatic M7-400 Instrukcja Użytkownika Pobierz pdf (Strona 43)

SIMATIC S7-400

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Siemens ST 70 · 2013

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Technical specifications (continued)

Isolation

Isolation checked with Isolation voltage 500 V

Degree and class of protection

IP20 Yes

Ambient conditions

Operating temperature

•Min. 0°C

•max.

60 °C

Air pressure

• Operating altitude above sea level,

max.

3 000 m

Dimensions

Width 40 mm

Height 125 mm

Depth

117 mm

Weight

Weight, approx. 360 g

6ES7 153-2BA02-0XB0 6ES7 197-1LB00-0XA0

General information

Requirements for DP master system

• Length of parameter assignment

message

244 byte

Supply voltage

Description via bus module

permissible range, lower limit (DC)

20.4 V

permissible range, upper limit (DC) 28.8 V

Interfaces

PROFIBUS DP

• Properties of the lower-level

DP master systems

- Transmission rate, max. 12 Mbit/s; 45.45 kbit/s to 12 Mbit/s

- Termination of lower-level

DP master system

Active terminating resistor

(Bus Terminator)

- Use of OLM/OBT

Yes

- Use of RS 485 repeaters, max.

- Number of DP slaves, max.

31; 64 when using RS 485 repeaters

or OLM/OBT

Protocols

PROFIBUS DP Yes

Interrupts/diagnostics/

status information

Status indicator No

Alarms

•Alarms No

Diagnostic messages

• Diagnostic functions Yes

Galvanic isolation

to lower-level DP master system Yes

Dimensions

Width 40 mm

Height 125 mm

Depth

130 mm

Weight

Weight, approx. 200 g

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