Siemens FM 450-1 - Standards and Approvals; Currently Valid Markings and Approvals

Data to the count signals and the digital inputs and outputs (applies to both counters)
Digital outputs
• Supply voltage
2L+ / 2M
• Electrical isolation
Yes, toward all others except the digital inputs
• Output voltage
– High signal "1"
– Low signal "0"
Min. 2L+ - 1.5 V
Max. 3 V
• Switching current
– Nominal value
– Range
0.5 A (Res./P.D. 5W Tungsten 24VDC)
5 mA to 0.6 A
• Switching time
Max. 300 µs
• Cuto󹪜 voltage (inductive)
Limited to 2L+ -39V
• Short-circuit proof
Yes
Note
Other relevant data, e.g. environmental conditions, are listed in Manual /1/.
12.3 Standards and approvals
12.3.1 Currently valid markings and approvals
Introduction
This section contains:
• The standards and test values to which the FM 450-1 Counter Module complies and which it
ful󹪝lls.
• The test criteria according to which the FM 450-1 was tested.
Technical speci󹪝cations of the FM 450-1 Counter Module
You can 󹪝nd the technical speci󹪝cations of the FM 450-1 Counter Module in the equipment
documentation. If there are deviations between the statements in this document and the
equipment documentation, the statements in the equipment documentation take priority.
Technical Data
12.3 Standards and approvals
Counter module FM 450-1
Equipment Manual, 03/2022, A5E03648739-AC 101