Fig. 18 Auxiliary Control/Status Board Wiring - Whelen Engineering Company WPS-2900 Series Installation Manual

Electrical Input Specifications
Minimum Closure Time
Low Level Current (min.): 35 mA
High Level Voltage (max): 32VDC
Audio Input Level:
One (1) wiring harness is supplied to connect the ESC2020 Controller to the Auxiliary
Control/Status (AUXCS) Option Board.
A 16-position connector, J1, as well as a 3-position connector, J2, are mounted onto the
AUXCS circuit board. J1 controls the status and control functions available in the AUXCS
board. J2 controls the PA/audio functions. The single harness comes out of the ESC2020
Controller with an 18-position connector, J11. All of the available functions of the AUXCS
board are addressed through this one single harness.
Fig. 18: Auxiliary Control/Status Board Wiring
TB1-1 TO TB1-43
REMOTE INPUTS
TO/FROM
RTU, PLC, REMOTE SWITCH, etc.
TB2-1 TO TB2-12
STATUS OUTPUTS
REMOTE AUDIO TB1-44, 45
LOCAL AUDIO TB3-3, 4
PUSH TO TALK TB3-1, 2
250ms
-17 to +10 dB
Auxilliary
Control/Status
Board
+12V
10K
2.2K
TYPICAL REMOTE INPUT
TYPICAL STATUS OUTPUT
INTRUSION
AUDIO CONTROL
TYPICAL AUDIO INPUT
PUSH TO TALK
Page 36
Electrical Output Specifications
Minimum Voltage Rating
Current Rating:
5 WHT/GRN
BIT 5
3 GRY
BIT 4
13 ORG
BIT 3
11 WHT/RED
BIT 2
1 WHT/BRN
BIT 1
9 WHT/BLK
BIT 0
4 RED
+12 VDC
2 BLK
GROUND
6 VIO
AC
8 BLU
DC
12 YEL
PARTIAL
10 BRN
FULL
16 GRN
ROTOR
14 WHT/BLU
15 WHT
1 RED
AUDIO
2 BLK
3 Shield
GROUND
24VDC
250 mA
ESC-2020
Controller
Assembly
D5 (SPARE) 12
D4 (AIR HORN) 13
D3 (CANCEL) 14
D2 (HI/LOW) 15
D1 (WAIL) 16
D0 (WHOOP) 17
+12 V (3)
GROUND (18)
AC (11)
DC (10)
PARTIAL (9)
FULL (8)
ROTOR (7)
STATUS INPUT #1 (6)
CONTROL (5)
AUDIO (2)
PUSH TO TALK (1)
GROUND (4)