SD500-AIM | Silent Knight Addressable Input Module Single Contact Class A/B Wiring tier_C_61_160 The 1326AB-B520F-21-K5 is part of

The 1326AB-B520F-21-K5 is part of the Allen-Bradley 1326AB Torque Plus Series

1 MB of safety memory

It includes 16 embedded 24V DC inputs and 16 transistor outputs

Wide Voltage Range (18–56 VDC): Suitable for both 24 VDC and 48 VDC system architectures

The Eaton FD3060 is a 3 Pole thermal magnetic molded case circuit breaker with a current rating of 60 Amps and a voltage rating of 600VAC

SD500-AIM | Silent Knight Addressable Input Module Single Contact Class A/B Wiring tier_C_61_160 The 1326AB-B520F-21-K5 is part ofDescription The Silent Knight SD500 AIM addressable input module (part number SD500AIM) is designed to interface dry contact devices such as waterflow switches and conventional pull stations with IntelliKnight fire alarm control panels. It supports both Class A (Style D) and Class B (Style B) wiring for versatile installation options. This module ensures reliable monitoring of alarm contacts and fault conditions in fire protection systems. Technical