Article number 6ES7355-1VH10-0AE0
SIMATIC S7-300, Control Unit FM 355 S, 4 channels, Step and pulse, 4 AI+8 DI+8 DO incl. multi-language configuration package, Manual and Getting Started (de, de, fr, en fr, it) on CD-ROM
Supply voltage
Load voltage L+
● Rated value (DC) 24 V
● permissible range, lower limit (DC) 20.4 V
● permissible range, upper limit (DC) 28.8 V
Input current
from load voltage L+ (without load), max. 270 mA; typ. 220 mA
from backplane bus 5 V DC, max. 75 mA; typ. 50 mA
Power loss
Power loss, typ. 5.5 W
Power loss, max. 6.9 W
Digital inputs
Number of digital inputs 8
Input characteristic curve in accordance with IEC 61131, type 2 Yes
Input voltage
● Rated value (DC) 24 V
● for signal "0" -3 to +5V
● for signal "1" 13 to 30V
Input current
● for signal "1", typ. 7 mA
Cable length
● shielded, max. 1 000 m
● unshielded, max. 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 100 mA
● 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
permissible input voltage for voltage input (destruction limit), max. 30 V
permissible input current for current input (destruction limit), max. 40 mA
Input ranges
● Voltage Yes
● Current Yes
● Thermocouple Yes
● Resistance thermometer Yes
Input ranges (rated values), voltages
● 0 to +10 V Yes
— Input resistance (0 to 10 V) 100 kΩ
● -1.75 V to +11.75 V Yes
— Input resistance (-1.75 V to +11.75 V) 100 kΩ
● -80 mV to +80 mV Yes
— Input resistance (-80 mV to +80 mV) 10 MΩ
Input ranges (rated values), currents
● 0 to 20 mA Yes
— Input resistance (0 to 20 mA) 50 Ω
● 0 to 23.5 mA Yes
— Input resistance (0 to 23.5 mA) 50 Ω
● -3.5 mA to +23.5 mA Yes
— Input resistance (-3.5 mA to +23.5 mA) 50 Ω
● 4 mA to 20 mA Yes
— Input resistance (4 mA to 20 mA) 50 Ω
Input ranges (rated values), thermocouples
● Type B Yes
— Input resistance (Type B) 10 MΩ
● Type J Yes
— Input resistance (type J) 10 MΩ
● Type K Yes
— Input resistance (Type K) 10 MΩ
● Type R Yes
— Input resistance (Type R) 10 MΩ
● Type S Yes
— Input resistance (Type S) 10 MΩ
Input ranges (rated values), resistance thermometer
● Pt 100 Yes
— Input resistance (Pt 100) 10 MΩ
Thermocouple (TC)
Temperature compensation
— internal temperature compensation Yes
— external temperature compensation with Pt100 Yes
Characteristic linearization
● parameterizable Yes
— for thermocouples Type B, J, K, R, S
— for resistance thermometer Pt100 (standard)
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; 12 bit or 14 bit, parameterizable
Encoder
Connection of signal encoders
● for voltage measurement Yes
● for current measurement as 4-wire transducer Yes
Connectable encoders
● 2-wire sensor Yes
— permissible quiescent current (2-wire sensor), max. 1.5 mA
Errors/accuracies
Operational error limit in overall temperature range
● Voltage, relative to input range, (+/-) 0.6 %; ±0.6 to ±1%
● Current, relative to input range, (+/-) 0.6 %; ±0.6 to ±1%
● Resistance thermometer, relative to input range, (+/-) 0.6 %; ±0.6 to ±1%
Basic error limit (operational limit at 25 °C)
● Voltage, relative to input range, (+/-) 0.4 %; 80 mV: ±0.6 %; 250 to 1 000 mV: ±0.4 %; 2.5 to 10 V: ±0.6 %; 3.2 to 20 mA: ±0.5 %
● Current, relative to input range, (+/-) 0.4 %; ±0.4 to ±0.6 %
● Resistance thermometer, relative to input range, (+/-) 0.4 %; ±0.4 to ±0.6 %
Interrupts/diagnostics/status information
Substitute values connectable Yes; Parameterizable
Integrated Functions
Counter No
Control technology
● Number of closed-loop controllers 4
Potential separation
Potential separation controller
● between the channels No
● between the channels and backplane bus Yes; Optocoupler
Isolation
Isolation tested with 500 V DC
connection method
required front connector 2x 20-pin
Dimensions
Width 80 mm
Height 125 mm
Depth 120 mm
Weights
Weight, approx. 470 g
last modified: 3/12/2024