Installation Requirements
iSTAR eX Installation and Configuration Guide 3–7
iSTAR eX GCM Wiegand Reader Ports
Table 3.4 shows the maximum ratings for iSTAR eX GCM Wiegand direct
reader ports.
Table 3.5 shows maximum rating for PMB RM Reader ports.
Table 3.4: Wiegand Port Rating
Port Rating
Reader output control
(red, green, yellow, beeper)
Low = 0 v to 0.8 v
High = 4.0 v to 5.25 v
20 mA maximum
Reader input lines
(D0, D1)
Low = 0 v to 0.8 v
High = 4.0 v to 5.25 v
Reader output voltage +5 VDC or +12 VDC
(pin selectable)
Reader current 350 mA max per reader, not to exceed
1.4 A for Wiegand readers
Table 3.5: PMB RM Port Rating
Port Rating
Reader output voltage +12 VDC
Reader current 350 mA max per port, not to exceed
2.8 A for RM readers.
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