【 Signal Converter 】 3-Channel Signal Level Converter PCN-TNL-A / PCN-LNT-A

Level conversion of A/B/Z pulse signals from rotary encoders between TTL and RS-422

The PCN-TNL-A converts TTL-level pulse input signals to RS-422 differential output signals.

The PCN-LNT-A converts RS-422 differential input signals to TTL-level pulse output signals.

Both models are designed for mounting on a 35 mm DIN rail.

Features

  • PCN-TNL-A
    3-channel TTL input to RS-422 output
  • PCN-LNT-A
    3-channel RS-422 input to TTL output
  • DIN rail mounting
    Can be mounted on a DIN rail as standard.

Specification

name TTL-RS422 converter RS422-TTL converter
model type PCN-TNL-A PCN-LNT-A
general specifications
input 3ch (A, B, Z)
TTL level
Low: 0.8V or less
High: 2V or more
10kΩ pull-up
3ch (A+/A-, B+/B-, Z+/Z-)
EIA-422 (RS-422) compliant
120Ω termination resistance between each + and –
output 3ch (A+/A-, B+/B-, Z+/Z-)
EIA-422 (RS-422) compliant
3ch (A, B, Z)
TTL level
Output resistance: 50Ω
input / output frequency 5MHz (Max)
LED 4 green LEDs (power, A, B, Z signals)
isolation input, output, power supply and GND are common
power input 5V ±5%
Current consumption: 200mA max.
terminal block connection Screw terminal block: 5.08mm pitch
Applicable wire size: 26 – 14AWG
external dimensions approx. W36 × D90 × H58mm (excluding protrusions)
weight approx. 65g
operating temperature range 0 – 50℃ / 85%RH or less
(no condensation)

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