simatic s7-300 - megaelektrik.net
simatic s7-300 - megaelektrik.net simatic s7-300 - megaelektrik.net
■ Overview SIMATIC S7-300 Function modules FM 355-2 closed-loop temperature control modules • 4-channel closed-loop control module specially for temperature controls • With convenient, integrated online self-optimization • Heating and cooling controls as well as combined controls with a heating and active cooling function can be implemented • Preprogrammed controller structures • 2 variants: - FM 355-2 C as a continuous-action controller; - FM 355-2 S as a step-action or pulse controller • With 4 analog outputs (FM 355-2 C) or 8 digital outputs (FM 355-2 S) for direct control of the most commonly used final control elements • The controller will continue to operate in the event of a CPU Stop or CPU failure 4 ■ Technical specifications 6ES7 355- 2CH00-0AE0 6ES7 355- 2SH00-0AE0 Voltages and currents Load voltage L+ - Rated value (DC) 24 V 24 V - permissible range, 20.4 V 20.4 V lower limit (DC) - permissible range, upper limit (DC) 28.8 V 28.8 V Current consumption • from load voltage L+ (no load), max. • from backplane bus 5 V DC, max. 310 mA; typ. 260 mA 75 mA; typ. 50 mA 270 mA; typ. 220 mA 75 mA; typ. 50 mA • Power dissipation, max. 7.8 W 6.9 W • Power dissipation, typical 6.5 W 5.5 W Connection system • Requisite front connector 2 x 20-pin 2 x 20-pin Digital inputs • Number of digital inputs 8 8 Length of cable - Length of cable shielded, max. 1,000 m 1,000 m - Length of cable unshielded, max. 600 m 600 m • Input characteristic to comply with Yes Yes IEC 1131, Type 2 Input voltage - Rated value, DC 24 V 24 V - for signal "0" -3 to 5 V -3 to 5 V - for signal "1" 13 to 30 V 13 to 30 V Input current - for 1 signal, typical 7 mA 7 mA 6ES7 355- 2CH00-0AE0 6ES7 355- 2SH00-0AE0 Digital outputs • Number of digital outputs 8 • Length of cable shielded, max. 1,000 m • Length of cable unshielded, max. 600 m • Short-circuit protection of the output • Limitation of voltage induced on circuit interruption to • Lamp load, max. • Driving a digital input Yes; electronic L+ (-1.5 V) 5 W Yes Output voltage - for 1 signal L+ (-2.5 V) Output current - for 1 signal rated value 0.1 A - for 1 signal permissible range for 0 to 60 °C, min. 5 mA - for 1 signal permissible range for 0 to 60 °C, max. 150 mA - for 0 signal residual current, max. 0.5 mA Parallel switching of 2 outputs - for logical links Yes Switching frequency - at resistive load, max. 100 Hz - at inductive load, max. 0.5 Hz - at lamp load, max. 100 Hz Summation current of the outputs (per group) - up to 60 °C, max. 400 mA Load impedance range - lower limit 240 Ω - upper limit 4 kΩ Siemens ST 70 · 2005 4/117
4 SIMATIC S7-300 Function modules FM 355-2 closed-loop temperature control modules ■ Technical specifications (continued) 6ES7 355- 2CH00-0AE0 Analog inputs • Number of analog inputs 4 4 • Length of cable shielded, max. 200 m; 50m at 80 mV and thermocouples • Permissible input voltage for the voltage input (destruction limit), max. • Permissible input voltage for the current input (destruction limit), max. 20 V 20 V 40 mA 40 mA Input ranges (rated values), voltages - 0 to +10 V Yes Yes - -1.75 to +11.75 V Yes Yes Input ranges (rated values), currents - 0 to 20 mA Yes Yes - 0 to 23.5 mA Yes Yes - -3.5 to +23.5 mA Yes Yes - 4 to 20 mA Yes Yes Input ranges (rated values), thermocouples - Type B Yes Yes - Type E Yes Yes - Type J Yes Yes - Type K Yes Yes - Type R Yes Yes - Type S Yes Yes Input ranges (rated values), resistance thermometer - Pt 100 Yes Yes Characteristic curve linearization - parameterizable Yes Yes - for thermocouples Type B, E, J, K, R, S - for resistance thermometer Pt 100 (standard) Temperature compensation - external temperature compensation with Pt100 Yes - internal temperature compensation Yes possible Analog outputs • Number of analog outputs 4 • Length of cable shielded, max. 200 m; 50m at 80 mV and thermocouples • Voltage output, Yes short-circuit protection • Voltage output, 25 mA short-circuit current, max • Current output, 18 V open-circuit voltage, max. Output ranges, voltage - 0 to 10 V Yes - -10 to +10 V Yes 6ES7 355- 2SH00-0AE0 200 m; 50m at 80 mV and thermocouples Type B, E, J, K, R, S Pt 100 (standard) Yes Yes 6ES7 355- 2CH00-0AE0 6ES7 355- 2SH00-0AE0 Analog outputs (continued) Output ranges, current - 0 to 20 mA Yes - 4 to 20 mA Yes Actuator connection - for voltage output 2-wire Yes connection - for current output 2-wire Yes connection Burden resistance (in the nominal output range) - at voltage outputs, min. 1 kΩ - at voltage outputs, capacitive load, max. 1 µF - at current outputs, max. 500 Ω - at current outputs, inductive load, max. 1 mH Analog value formation • Measuring principle integrating integrating Integration and conversion time/triggering per channel - with over-range (bits incl. sign), max 14 Bit 14 Bit - Conversion time (per channel) 100 ms; at 50 and 60 Hz 100 ms; at 50 and 60 Hz Settling time - for resistive load 0.1 ms 0.1 ms - for capacitive load 3.3 ms 3.3 ms - for inductive load 0.5 ms 0.5 ms Sensor Sensing element connection - for voltage measurement Yes Yes - for current measurement, as Yes Yes 4-wire measuring transducer Connectable encoders - 2-wire BEROS Yes Yes - permissible closed-circuit current 1.5 mA 1.5 mA (2-wire BEROS), max. Error/accuracies • Linearity error +/- 0.05 % (relative to the output range) • Linearity error +/- 0.05 % +/- 0.05 % (relative to the input range) • Temperature error +/- 0.02 %/K (relative to the output range) • Temperature error +/- 0.005 %/K +/- 0.005 %/K (relative to the input range) Operational limit in the entire temperature range - Relative to the output range, +/- 0.5 % voltage - Relative to the output range, current +/- 0.6 % - relative to the input range, voltage - relative to the input range, current - relative to the input range, resistance thermometer +/- 0.6 %; +/-0.6 to +/-0.7% +/- 0.6 %; +/-0.6 to +/-0.7% +/- 0.6 %; +/-0.6 to +/-0.7% +/- 0.06 %; +/-0.06 to +/-0.7% +/- 0.06 %; +/-0.06 to +/-0.7% +/- 0.06 %; +/-0.06 to +/-0.7% 4/118 Siemens ST 70 · 2005
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■ Overview<br />
SIMATIC S7-<strong>300</strong><br />
Function modules<br />
FM 355-2<br />
closed-loop temperature control modules<br />
• 4-channel closed-loop control module specially for temperature<br />
controls<br />
• With convenient, integrated online self-optimization<br />
• Heating and cooling controls as well as combined controls<br />
with a heating and active cooling function can be implemented<br />
• Preprogrammed controller structures<br />
• 2 variants:<br />
- FM 355-2 C as a continuous-action controller;<br />
- FM 355-2 S as a step-action or pulse controller<br />
• With 4 analog outputs (FM 355-2 C) or 8 digital outputs<br />
(FM 355-2 S) for direct control of the most commonly used final<br />
control elements<br />
• The controller will continue to operate in the event of a CPU<br />
Stop or CPU failure<br />
4<br />
■ Technical specifications<br />
6ES7 355-<br />
2CH00-0AE0<br />
6ES7 355-<br />
2SH00-0AE0<br />
Voltages and currents<br />
Load voltage L+<br />
- Rated value (DC) 24 V 24 V<br />
- permissible range,<br />
20.4 V 20.4 V<br />
lower limit (DC)<br />
- permissible range,<br />
upper limit (DC)<br />
28.8 V 28.8 V<br />
Current consumption<br />
• from load voltage L+ (no load),<br />
max.<br />
• from backplane bus 5 V DC, max.<br />
310 mA;<br />
typ. 260 mA<br />
75 mA;<br />
typ. 50 mA<br />
270 mA;<br />
typ. 220 mA<br />
75 mA;<br />
typ. 50 mA<br />
• Power dissipation, max. 7.8 W 6.9 W<br />
• Power dissipation, typical 6.5 W 5.5 W<br />
Connection system<br />
• Requisite front connector 2 x 20-pin 2 x 20-pin<br />
Digital inputs<br />
• Number of digital inputs 8 8<br />
Length of cable<br />
- Length of cable shielded, max. 1,000 m 1,000 m<br />
- Length of cable unshielded,<br />
max.<br />
600 m 600 m<br />
• Input characteristic to comply with Yes<br />
Yes<br />
IEC 1131, Type 2<br />
Input voltage<br />
- Rated value, DC 24 V 24 V<br />
- for signal "0" -3 to 5 V -3 to 5 V<br />
- for signal "1" 13 to 30 V 13 to 30 V<br />
Input current<br />
- for 1 signal, typical 7 mA 7 mA<br />
6ES7 355-<br />
2CH00-0AE0<br />
6ES7 355-<br />
2SH00-0AE0<br />
Digital outputs<br />
• Number of digital outputs 8<br />
• Length of cable shielded, max.<br />
1,000 m<br />
• Length of cable unshielded, max.<br />
600 m<br />
• Short-circuit protection of the<br />
output<br />
• Limitation of voltage induced on<br />
circuit interruption to<br />
• Lamp load, max.<br />
• Driving a digital input<br />
Yes;<br />
electronic<br />
L+ (-1.5 V)<br />
5 W<br />
Yes<br />
Output voltage<br />
- for 1 signal L+ (-2.5 V)<br />
Output current<br />
- for 1 signal rated value 0.1 A<br />
- for 1 signal permissible range<br />
for 0 to 60 °C, min.<br />
5 mA<br />
- for 1 signal permissible range<br />
for 0 to 60 °C, max.<br />
150 mA<br />
- for 0 signal residual current, max. 0.5 mA<br />
Parallel switching of 2 outputs<br />
- for logical links Yes<br />
Switching frequency<br />
- at resistive load, max. 100 Hz<br />
- at inductive load, max. 0.5 Hz<br />
- at lamp load, max. 100 Hz<br />
Summation current of the outputs<br />
(per group)<br />
- up to 60 °C, max. 400 mA<br />
Load impedance range<br />
- lower limit 240 Ω<br />
- upper limit 4 kΩ<br />
Siemens ST 70 · 2005<br />
4/117