Technical Data - Siemens SIMATIC S7-300 FM 350-1 Manual

Technical data

11.2 Technical data
11.2 Technical data
Technical specifications of FM 350-1
Dimensions and weight
Dimensions W x H x D (mm)
Weight
Current, voltage and power
Current consumption (from backplane bus)
Power loss
Auxiliary voltage 1L+ for the encoder supply
Reverse polarity protection
Encoder supply
Auxiliary voltage 2L+ for the load power supply
Reverse polarity protection
Digital inputs
Low level
High level
Input current
Minimum pulse width (max. input frequency)
Input frequency and cable length of asymmetrical encoders
(count or digital inputs)
Input frequency and cable length of asymmetrical encoders
(count or digital inputs)
184
40 x 125 x 120
approx. 250 g
max. 160 mA
typically 4.5 W
24 V DC (permissible range: 20.4 V to 28.8 V)
Yes
Current consumption at 1L+ (no-load): max. 20 mA

Encoder supply 24 V

– 1L+ -3V
– max. 400 mA, short circuit-proof
Encoder supply 5.2 V

– 5.2 V ± 2%
– max. 300 mA, short circuit-proof
Permissible potential difference between the input

(ground) and central grounding busbar of the CPU: 1 V
DC
24 V DC (permissible range: 20.4 V to 28.8 V)
Yes
-30 V to + 5 V
+11 V to +30 V
typically 9 mA
≥ 2.5 µs (200 kHz), ≥ 25 µs (20 kHz)
(programmable)
Max. 200 kHz at 20 m length of the cable, shielded
Max. 20 kHz at 100 m length of the cable, shielded
FM 350-1 Counter module
Manual, 05/2011, A5E03648639-01