AMX AXP-AI8 ANALOG 8-INPUT BOARD Manual do Utilizador descarregar pdf (Página 87)

SIMATIC S7-1200

Analog modules

SM 1231 RTD signal module

4/87

Siemens ST 70 · 2011

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Technical specifications (continued)

Analog value creation

Measurement principle Integrating Integrating

Integrations and conversion time/ resolution per

channel

• Resolution with overrange (bit including sign),

max.

15 bit; + sign 15 bit; + sign

• Integration time, parameterizable No No

• Interference voltage suppression for inter-

ference frequency f1 in Hz

85 dB at 50/60/400 Hz 85 dB at 10 / 50 / 60 / 400 Hz

Errors/accuracies

Cold connection point +/-1.5 °C

Temperature error (relative to input area)

25°C ±0.1% to 55°C ±0.2% total measurement

range

25°C ±0.1% to 55°C ±0.2% total measurement

range

Interference voltage suppression for

f = n x (fl +/- 1%), fl = interference frequency

• Common mode interference, min. 120 dB 120 dB

Alarms/diagnostics/status information

Alarms

•Alarms Yes Yes

• Diagnostic alarm Yes Yes

Diagnostics

• Diagnostic functions Yes; can be read out Yes; can be read out

• Monitoring the supply voltage to the electronics Yes Yes

•Wire break Yes Yes

Diagnostic indication LED

• for status of the inputs Yes Yes

• for maintenance Yes Yes

Climatic and mechanical conditions for

storage and transport

Climatic conditions for storage and transport

•Free fall

- Drop height, max. (in packaging) 0.3 m; five times, in dispatch package 0.3 m; five times, in dispatch package

•Temperature

- Permissible temperature range -40 °C to +70 °C -40 °C to +70 °C

• Air pressure acc. to IEC 60068-2-13

- Permissible air pressure 1080 to 660 hPa 1080 to 660 hPa

• Relative humidity

- Permissible range (without condensation) at

25 °C

95% 95%

Mechanical and climatic conditions during

operation

Climatic conditions in operation

•Temperature

- Permissible temperature range 0° C to 55° C horizontal mounting

0° C to 45° C vertical mounting

0° C to 55° C horizontal mounting

0° C to 45° C vertical mounting

• Air pressure acc. to IEC 60068-2-13

- Permissible air pressure 1080 to 795 hPa 1080 to 795 hPa

• Pollutant concentrations

-SO

at RH < 60% without condensation S0

: < 0.5 ppm; H

S: < 0.1 ppm; RH < 60%

condensation-free

: < 0.5 ppm; H

S: < 0.1 ppm; RH < 60%

condensation-free

6ES7 231-5PD30-0XB0 6ES7 231-5PF30-0XB0

1 2 ... 82 83 84 85 86 87 88 89 90 91 92 ... 121 122

SIMATIC S7-1200 1

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