Keri Systems PXL-250 Quick Start - Manual (Page 3)

PXL-250 Tiger Controller
1530 Old Oakland Road, Suite 100 01835-002 Rev. 4.2
San Jose, CA 95112 USA
(800) 260-5265 (408) 451-2520 FAX (408) 441-0309
Web: http://www.kerisys.com E-mail: [email protected]
Page 3 of 25
PXL-250
Quick Start Guide
Input Device Configuration - 3 Inputs
•
Door Sense normally closed
• Request to Exit normally open
• Global Unlock normally open, or
Auxiliary RTE A-Door normally open
2.0 Cable Requirements
RS-232 Serial Cable
•
four conductor, shielded, stranded, AWG 24 wire (Belden 9534 or a larger gauge)
• 50 feet maximum length (per RS-232 industry specification - greater lengths are not recommended)
RS-485 Network Cable
•
two conductor, shielded, twisted pair, stranded, AWG 24 wire (Belden 9501 or a larger gauge)
• 16,000 feet total network length
• refer to the Network Wiring Application Note (P/N 01824-002) for specific network wiring information
Input Power
•
two conductor, stranded, AWG 18 wire (Belden 8461 or a larger gauge)
• 200 foot maximum length for systems using an SB-293 with two readers
NOTE: On long power cable runs, the cable resistance causes a drop in voltage at the end of the cable run. Be sure your
power supply does provide 12 VDC at the end of the cable run.
Earth Ground
•
Single conductor, AWG 18 wire (or a larger gauge) 1
Keri Systems Proximity Readers
•
six conductor, shielded, stranded, AWG 24 wire (Belden 9536 or a larger gauge)
• four conductor, shielded, stranded, AWG 24 wire (Belden 9534 or a larger gauge) for the MS-4000 only (there is no
beeper or LED in the MS-4000)
• see Table 2 for maximum cable lengths
1. Ground wire is green with or without yellow tracer.
Table 2: Maximum Cable Lengths by Wire Gauge for
Proximity Readers
Cable Length by Wire Gauge
Reader Type 100 feet 250 feet 500 feet
MS-3000 AWG 24 AWG 24 AWG 24
MS-4000 AWG 24 AWG 24 AWG 24
MS-5000 AWG 24 AWG 24 AWG 24
MS-7000 AWG 24 AWG 24 AWG 20
MS-9000 AWG 24 AWG 22 AWG 18