Safety connector pinouts and mating parts

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Connector Pinout

Safe digital I/O port

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Pin# Designation Function
1 BY- Bypass- *
2 GND Safety GND
3 IN2 STO/SBC input 2
4 IN1 STO/SBC input 1
5 IN1 STO/SBC input 1
6 BY+ Bypass+ *

*STO-SBC functions are bypassed when Bypass+ is connected to Bypass-.

Safe brake terminal

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Pin # Designation Function
1 - Brake -
2 + Brake +

Connector types and mating parts numbers

Connector description Manufacturer Mating part number Crimping Contact Cable
Safe brake port JST ZER-02V-S SZE-002T-P0.3 0.08-0.21 mm² / 28-24 AWG
Safe digital I/O port JST GHR-06V-S SSHL-002T-P0.2 0.05-0.13mm² / AWG 30-26