SIMATIC S7-300 – FM 355-2 Temperature Controller Modules – Siemens Function Modules

$ 687.87 – $ 869.23

SKU: N/A

The FM 355-2 closed-loop control module is the intelligent 4-channel temperature control module.

Article number 6ES7355-2CH00-0AE0 6ES7355-2SH00-0AE0
TEMP.-Control unit FM355-2C, 4 chan. TEMP.-Control unit FM355-2S, 4 chan.
Supply voltage
Load voltage L+
● Rated value (DC) 24 V 24 V
● permissible range, lower limit (DC) 20.4 V 20.4 V
● permissible range, upper limit (DC) 28.8 V 28.8 V
Input current
from load voltage L+ (without load), max. 310 mA; Typ. 260 mA 270 mA; typ. 220 mA
from backplane bus 5 V DC, max. 75 mA; typ. 50 mA 75 mA; typ. 50 mA
Power loss
Power loss, typ. 6.5 W 5.5 W
Power loss, max. 7.8 W 6.9 W
Digital inputs
Number of digital inputs 8 8
Input characteristic curve in accordance with IEC 61131, type 2 Yes Yes
Input voltage
● Rated value (DC) 24 V 24 V
● for signal “0” -3 to +5V -3 to +5V
● for signal “1” 13 to 30V 13 to 30V
Input current
● for signal “1”, typ. 7 mA 7 mA
Cable length
● shielded, max. 1 000 m 1 000 m
● unshielded, max. 600 m 600 m
Digital outputs
Number of digital outputs 8
Short-circuit protection Yes; Electronic
Limitation of inductive shutdown voltage to L+ (-1.5 V)
Controlling a digital input Yes
Switching capacity of the outputs
● on lamp load, max. 5 W
Load resistance range
● lower limit 240 Ω
● upper limit 4 kΩ
Output voltage
● for signal “1”, min. L+ (-2.5 V)
Output current
● for signal “1” rated value 0.1 A
● for signal “1” permissible range for 0 to 60 °C, min. 5 mA
● for signal “1” permissible range for 0 to 60 °C, max. 150 mA
● for signal “0” residual current, max. 0.5 mA
Parallel switching of two outputs
● for logic links Yes
Switching frequency
● with resistive load, max. 100 Hz
● with inductive load, max. 0.5 Hz
● on lamp load, max. 100 Hz
Total current of the outputs (per group)
all mounting positions
— up to 60 °C, max. 400 mA
Cable length
● shielded, max. 1 000 m
● unshielded, max. 600 m
Analog inputs
Number of analog inputs 4 4
permissible input voltage for voltage input (destruction limit), max. 20 V 20 V
permissible input current for current input (destruction limit), max. 40 mA 40 mA
Input ranges
● Voltage Yes Yes
● Current Yes Yes
● Thermocouple Yes Yes
● Resistance thermometer Yes Yes
Input ranges (rated values), voltages
● 0 to +10 V Yes Yes
— Input resistance (0 to 10 V) 100 kΩ 100 kΩ
● -1.75 V to +11.75 V Yes Yes
— Input resistance (-1.75 V to +11.75 V) 100 kΩ 100 kΩ
Input ranges (rated values), currents
● 0 to 20 mA Yes Yes
— Input resistance (0 to 20 mA) 50 Ω 50 Ω
● 0 to 23.5 mA Yes Yes
— Input resistance (0 to 23.5 mA) 50 Ω 50 Ω
● -3.5 mA to +23.5 mA Yes Yes
— Input resistance (-3.5 mA to +23.5 mA) 50 Ω 50 Ω
● 4 mA to 20 mA Yes Yes
— Input resistance (4 mA to 20 mA) 50 Ω 50 Ω
Input ranges (rated values), thermocouples
● Type B Yes Yes
— Input resistance (Type B) 10 MΩ 10 MΩ
● Type E Yes Yes
— Input resistance (Type E) 10 MΩ 10 MΩ
● Type J Yes Yes
— Input resistance (type J) 10 MΩ 10 MΩ
● Type K Yes Yes
— Input resistance (Type K) 10 MΩ 10 MΩ
● Type R Yes Yes
— Input resistance (Type R) 10 MΩ 10 MΩ
● Type S Yes Yes
— Input resistance (Type S) 10 MΩ 10 MΩ
Input ranges (rated values), resistance thermometer
● Pt 100 Yes Yes
— Input resistance (Pt 100) 10 MΩ 10 MΩ
Thermocouple (TC)
Temperature compensation
— internal temperature compensation Yes Yes
— external temperature compensation with Pt100 Yes Yes
Characteristic linearization
● parameterizable Yes Yes
— for thermocouples Type B, E, J, K, R, S Type B, E, J, K, R, S
— for resistance thermometer Pt100 (standard) Pt100 (standard)
Cable length
● shielded, max. 200 m; 50 m at 80 mV and thermocouples 200 m; 50 m at 80 mV and thermocouples
Analog outputs
Number of analog outputs 4
Voltage output, short-circuit protection Yes
Voltage output, short-circuit current, max. 25 mA
Current output, no-load voltage, max. 18 V
Output ranges, voltage
● 0 to 10 V Yes
● -10 V to +10 V Yes
Output ranges, current
● 0 to 20 mA Yes
● 4 mA to 20 mA Yes
Connection of actuators
● for voltage output two-wire connection Yes
● for current output two-wire connection Yes
Load impedance (in rated range of output)
● with voltage outputs, min. 1 kΩ
● with voltage outputs, capacitive load, max. 1 µF
● with current outputs, max. 500 Ω
● with current outputs, inductive load, max. 1 mH
Cable length
● shielded, max. 200 m; 50 m at 80 mV and thermocouples
Analog value generation for the inputs
Integration and conversion time/resolution per channel
● Resolution with overrange (bit including sign), max. 14 bit 14 bit
Analog value generation for the outputs
Settling time
● for resistive load 0.1 ms
● for capacitive load 3.3 ms
● for inductive load 0.5 ms
Encoder
Connection of signal encoders
● for voltage measurement Yes Yes
● for current measurement as 4-wire transducer Yes Yes
Connectable encoders
● 2-wire sensor Yes Yes
— permissible quiescent current (2-wire sensor), max. 1.5 mA 1.5 mA
Errors/accuracies
Operational error limit in overall temperature range
● Voltage, relative to input range, (+/-) 0.6 %; ±0.6 to ±0.7 % 0.06 %; ±0.06 to ±0.7%
● Current, relative to input range, (+/-) 0.6 %; ±0.6 to ±0.7 % 0.06 %; ±0.06 to ±0.7%
● Resistance thermometer, relative to input range, (+/-) 0.6 %; ±0.6 to ±0.7 % 0.06 %; ±0.06 to ±0.7%
● Voltage, relative to output range, (+/-) 0.5 %
● Current, relative to output range, (+/-) 0.6 %
Basic error limit (operational limit at 25 °C)
● Voltage, relative to input range, (+/-) 0.04 %; ±0.04 to ±0.5 % 0.04 %; ±0.04 to ±0.5 %
● Current, relative to input range, (+/-) 0.04 %; ±0.04 to ±0.5 % 0.04 %; ±0.04 to ±0.5 %
● Resistance thermometer, relative to input range, (+/-) 0.04 %; ±0.04 to ±0.5 % 0.04 %; ±0.04 to ±0.5 %
● Voltage, relative to output range, (+/-) 0.4 %
● Current, relative to output range, (+/-) 0.5 %
Interrupts/diagnostics/status information
Substitute values connectable Yes; Parameterizable Yes; Parameterizable
Integrated Functions
Counter No No
Control technology
● Number of closed-loop controllers 4 4
Potential separation
Potential separation controller
● between the channels No No
● between the channels and backplane bus Yes; Optocoupler Yes; Optocoupler
Isolation
Isolation tested with 500 V DC 500 V DC
connection method / header
required front connector 2x 20-pin 2x 20-pin
Dimensions
Width 80 mm 80 mm
Height 125 mm 125 mm
Depth 120 mm 120 mm
Weights
Weight, approx. 470 g 470 g
Weight N/A
Dimensions N/A

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