
This section provides the HID® Signo™ Biometric Reader 25B wiring functions and color codes, together
with system connection options.
HID Global is bringing the iCLASS SE® Signo 25B into the Signo™ family of readers and rebranding it as
the HID Signo Biometric Reader 25B.
Both units share the same hardware. Refer to the
HID Signo 25B Firmware Release Notes
(PLT-04911) for
information regarding new firmware updates.
Unless specified, Service Pack (SP) 2.2 features are available for current customers with Signo 25B (via
upgrade) and new customers will now receive Signo 25B units.
1.1 Hardware specifications
For more detailed information relating to Signo 25B specifications refer to the Signo 25B product data
sheet.
Hardware feature
Specification
Mounting
Mullion size mounted on door or any flat surface
Dimensions (width x length x depth)
1.93" x 7.95" x 2.17" (4.9 cm x 20.2 cm x 5.5 cm)
Product Weight (g)
13.04 oz (0.38 kg)
Operating Voltage Range (VDC)
12V DC
Operating Temperature
-4° F to 153° F (-20° C to 66° C)
Environmental Rating
IP67 Indoor/Outdoor and IK09 Impact Ratings
CPU and Memory
64 bit, 1.2 GB, Quad Core CPU. 8GB storage and 1 GB RAM
Panel connection
Pigtail, 18" (45.72 cm)
Communications
Ethernet (10/100), Wiegand, Open Supervised Device Protocol (OSDP) via RS485
1.1.1 Biometric specifications
Biometric feature
Specification
Image resolution / bit depth / Image area
500 dpi / 8 bit, 256 grayscale / 272 x 320 pixels
Template output format
ANSI 378 or ISO 19794-2
Supported users on device
Up to 250,000 users
1:1 Fingerprint Verification Authentication
Max. 50,000 users
1:N Fingerprint Identification Authentication
Max. 5,000 users
Card holders
Max. 250,000
Events storage
1,000,000
Live Finger Detection
Supported
PLT-04900, B.1
5
March 2021
Powering
Trusted Identities
HID® Signo™ Biometric Reader 25B
User Guide