HID Signo 25B, User Manual

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1.2 Wiring function and color codes
The following shows Signo 25B wiring functions and color codes.
Important: Bond the ground wires between the Signo 25B power supply and the panel power supply.
Important: The 19 pigtail wires should be cut to size for wall mounted installations. DO NOT cut the
Ethernet cable.
WARNING: Wiring the reader incorrectly may cause permanent damage to the reader.
Function group Wire color Function AWG Max. length¹
RS-485
Green RS-485 A
24
4,000 ft
(1,219 m)
Tan RS-485 B
Black RS-485 Ground
Relay
(Reserved for
future use)
Gray Relay - Common
22
500ft
(152 m)
Yellow Relay - Normally Open
Orange Relay - Normally Closed
Inputs
(Reserved for
future use)
Pink REX Input (Supervised)
Gray DPS Input (Supervised)
Black Input Ground
Weigand Port
Green D0
White D1
Brown RED
Orange GREEN
Yellow BUZ
Blue HOLD
Violet TPR
Black Ground
DC Power
Red Power +12 V
Black Power Ground
Function group Connector Function Cable Max. length
Network
RJ45
socket
Ethernet CAT5/5E/6 328 ft(100 m)
n
RS-485: Max. bus length: 4,000 ft - 24 AWG (1,219 m)
n
Max. length between nodes: 1,640 ft - 24 AWG (500 m)
n
Inputs: Reserved for controller mode only.
PLT-04900, B.1 6 March 2021
Powering
Trusted Identities
HID® Signo™ Biometric Reader 25B
User Guide