Wiegand Connections; Inputs - Tyco iSTAR Ultra Installation And Configuration Manual

Overview

Wiegand Connections

Inputs

7–4 iSTAR Ultra Installation and Configuration Guide
Pin
5
6
P3 and P4
Direct Wiegand signaling read head connections are shown in Figure 7-2.
P11, P12, P13, P14
Use standard Software House 1K dual EOL configuration. Further configurations may be
selected through the IP-ACM editor in C•CURE 9000.
This method reports:
Short

Normal: 1K for Normally Open, 1K for Normally Closed

Alert: 500 ohms for Normally Open, and 2K for Normally Closed

Open: >30K

Line Fault: Any unexpected value usually due to wrong value or fault resistors

Table 7-1: RS-485 Pin Signals
Signal
FD+
FD-
Figure 7-2: Wiegand Connections for the IP-ACM
Figure 7-3: Supervision Wiring