Keri Systems EP1502 - Manual (Page 2)

Mercury Security Corporation © 2011 EP1502 DOC 10107-0031 REV 1.05 Page 2
3. EP1502 Wiring and Setup:
CONNECTION CONNECTION
TB8 Reader 1 GND: Ground TB1 Power Input VIN: 12 to 24 Vdc
DAT/D0: Data/Data 0/TR- GND
CLK/D1: Clock/Data 1/TR+ Cabinet TMP
BZR: Reader Buzzer Tamper Input GND
LED: Reader LED Power Fault FLT
VO: Reader Power Input GND
TB9 Reader 2 GND: Ground TB2 Host Port 1 TXD (RS-232)
DAT/D0: Data/Data 0/TR- RXD (RS-232)
CLK/D1: Clock/Data 1/TR+ RTS (RS-232)
BZR: Reader Buzzer CTS (RS-232)
LED: Reader LED GND (RS-232)
VO: Reader Power TB3 SIO Port TR+ (2-wire RS-485)
TB10 Out 1 NO: Normally Open Contact TR- (2-wire RS-485)
C: Common GND (2-wire RS-485)
NC: Normally Closed Contact TB4 Input 1 IN1
Out 2 NO: Normally Open Contact IN1
C: Common Input 2 IN2
NC: Normally Closed Contact IN2
TB11 Out 3 NO: Normally Open Contact TB5 Input 3 IN3
C: Common IN3
NC: Normally Closed Contact Input 4 IN4
Out 4 NO: Normally Open Contact IN4
C: Common TB6 Input 5 IN5
NC: Normally Closed Contact IN5
Input 6 IN6
IN6
TB7 Input 7 IN7
IN7
Input 8 IN8
IN8
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 10Base-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 12 Vdc selection is to be used.
Note 2: Observe POLARITY connection to LED. External current limiting is not required.