HID Mercury MR52-S3B Installazioni e specifiche - Pagina 15

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Powering
Trusted Identities
Revision D assembly:
The Interface is for use in low voltage, class 2 circuits only.
The installation of this device must comply with all local fire and electrical codes.
Primary power
Outputs Six Form-C relays
Inputs
Power
(jumper selectable)
Data inputs
LED output
Buzzer output
Communication
Power
RS-485 I/O devices
Alarm inputs
Outputs
Reader data (TTL)
Reader data (F/2F)
Reader data (RS-485)
Dimension
Weight
Storage temperature
Operating temperature
Humidity
PLT-06451, A.1
12 to 24 V DC ± 10%, 550 mA maximum (reader current not included)
Normally open contact (NO) contact: 5 A @ 30 V DC resistive
Normally closed contact (NC) contact: 3 A @ 30 V DC resistive
Eight unsupervised/supervised, standard EOL: 1k/1kΩ, 1%, ¼ watt
Two unsupervised, dedicated for cabinet tamper and UPS fault monitoring
READER INTERFACE
12 V DC ± 10% regulated, 300 mA maximum each reader
(input voltage (VIN) must be greater than 20 V DC)
or
12 to 24 V DC ± 10% (input voltage passed through), 300 mA maximum each reader
TTL compatible, F/2F or 2-wire RS-485
TTL compatible, high > 3 V, low < 0.5 V, 5 mA source/sink maximum
Open collector, 12 V DC open circuit maximum, 40 mA sink maximum
2-wire RS-485: 9600, 19200, 38400 or 115200 bps
CABLE REQUIREMENTS
1 twisted pair, 18 AWG
1 twisted pair with drain wire and shield, 24 AWG, 120Ω impedance, 4,000 feet
(1,200 m) maximum
One twisted pair per input, 30Ω maximum
As required for the load
6-conductor, 18 AWG, 500 feet (150 m) maximum
4-conductor, 18 AWG, 500 feet (150 m) maximum
1 twisted pair with drain wire and shield, 24 AWG, 120Ω impedance, 2,000 feet
(610 m) maximum
MECHANICAL
6 inches (152 mm) W x 8 inches (203 mm) L x 1 inches (25 mm) H
11 oz. (312 g) nominal
ENVIRONMENT
-55 to +85°C
0 to +70°C
5 to 95% RHNC
HID® Mercury™ MR52-S3B Reader Interface
15
Installation and Specifications
September 2023