Article number 7MH4138-6BA00-0CU0
Output delay with resistive load typ. 16 µs turn-on
typ. 29 µs turn-off
RDSON < 0.2 Ω
Electrical isolation 500 V AC
Cable length
● Shielded, max.
500 m
● Unshielded, max.
150 m
10.5 Counter input CI
The counter input is isolated from L+ / M of the 24 V supply voltage of the electronic weighing
system but can also be used as standard DI.
Article number 7MH4138-6BA00-0CU0
Digital inputs
Number of inputs 1
Input voltage
● Rated value (DC)
24 V
● Current consumption @ 24 V DC
1.6 mA
● Permitted voltage at input, max.
30 V DC
● Voltage surge
35 V DC for 0.5 s
● Logical signal level 1 (min.)
11 V DC, input current ≤.1.45 mA
● Logical signal level 0 (max.)
5 V DC, input current ≤.0.2 mA
● Signal frequency
0 … 9 kHz
● Sampling rate (firmware)
1 ms (with use as digital input DI)
● Filtering can be parameterized (data record 7)
Signal changes that are shorter than the programmed
time are not recorded.
0 ... 40 ms in intervals of 5 ms
● Electrical isolation
500 V AC
● Type in accordance with EN 61131-2:2017
Type 3
10.6 RS-485 interface
Article number 7MH4138-6BA00-0CU0
Standard EIA-485
Transmission protocol Can be parameterized
Baud rate Up to 115 Kbps
Data bits 7 or 8
Parity even | odd | none
Technical data
10.6 RS-485 interface
Technology module TM SIWAREX WP351 HF
152 Operating Instructions, 01/2020, A5E47521010-AA