Mercury Security © 2015
EP1502
DOC 10107-0031
REV 1.06
Page 2
3. EP1502 Wiring and Setup:
CONNECTION
CONNECTION
TB1-1
Power Fault
GND
TB8-1
Reader 1
GND: Ground
TB1-2
Input
FLT
TB8-2
DAT/D0: Data/Data 0/TR-
TB1-3
Cabinet
GND
TB8-3
CLK/D1: Clock/Data 1/TR+
TB1-4
Tamper Input
TMP
TB8-4
BZR: Reader Buzzer
TB1-5
Power Input
GND
TB8-5
LED: Reader LED
TB1-6
VIN: 12 to 24 Vdc
TB8-6
VO: Reader Power
TB2-1
Host Port 1
GND
TB9-1
Reader 2
GND: Ground
TB2-2
(RS-232)
CTS
TB9-2
DAT/D0: Data/Data 0/TR-
TB2-3
RTS
TB9-3
CLK/D1: Clock/Data 1/TR+
TB2-4
RXD
TB9-4
BZR: Reader Buzzer
TB2-5
TXD
TB9-5
LED: Reader LED
TB3-1
SIO Port
GND
TB9-6
VO: Reader Power
TB3-2
(2-wire RS-485)
TR-
TB10-1
Out 1
NO: Normally Open Contact
TB3-3
TR+
TB10-2
C: Common
TB4-1
Input 2
IN2
TB10-3
NC: Normally Closed Contact
TB4-2
IN2
TB10-4
Out 2
NO: Normally Open Contact
TB4-3
Input 1
IN1
TB10-5
C: Common
TB4-4
IN1
TB10-6
NC: Normally Closed Contact
TB5-1
Input 4
IN4
TB11-1
Out 3
NO: Normally Open Contact
TB5-2
IN4
TB11-2
C: Common
TB5-3
Input 3
IN3
TB11-3
NC: Normally Closed Contact
TB5-4
IN3
TB11-4
Out 4
NO: Normally Open Contact
TB6-1
Input 6
IN6
TB11-5
C: Common
TB6-2
IN6
TB11-6
NC: Normally Closed Contact
TB6-3
Input 5
IN5
TB6-4
IN5
TB7-1
Input 8
IN8
TB7-2
IN8
TB7-3
Input 7
IN7
TB7-4
IN7
Jumpers:
The EP1502 processor hardware interface is configured using jumpers to setup the port interface and end
of line termination.
JUMPERS
SET AT
DESCRIPTION
J1
N/A
Factory Use Only
J2
N/A
10-Base-T/100Base-Tx Ethernet Connection (Port 0)
J3
N/A
Factory Use Only
J4
N/A
Factory Use Only
J5
OFF
Port 2 RS-485 EOL Terminator is Off
ON
Port 2 RS-485 EOL Terminator is On
J6
N/A
Factory Use Only
J7
Reader Power Select.
See Note 1
12V
12 Vdc at Reader Ports
PASS
VIN "Pass Through" to Reader Ports
J8-1
N/A
Remote Status LED #1. See Note 2
J8-2
N/A
Remote Status LED #2. See Note 2
J8-3
N/A
Remote Status LED #3. See Note 2
J8-4
N/A
Remote Status LED #4. See Note 2
Note 1
: The input power (VIN) must be 20 Vdc minimum if the 12V selection is to be used.
Note 2: Observe POLARITY connection to LED. External current limiting is not required.
