Pelco Cooktop IPSXM-7 User Manual
C313M-D (8/05)
7
Connect Wiring
Refer to the following information to connect the wires and cables as required.
NOTES:
•
Relay 3 is allocated specifically for an external washer (not supplied by Pelco).
•
All relays are specified for 32 VDC, 0.5 A.
•
Wiring/cable for UTP and fiber optic are not provided on the wire harness. The installer must provide UTP and fiber optic connections.
WARNING:
When installing this unit, provide access to the communication wires (TX- and TX+) to allow connection to the system for
future software upgrades. Connectors must be installed so that the integrity of the hazardous location is maintained.
These communication wires are required even if the system uses Coaxitron
These communication wires are required even if the system uses Coaxitron
®
control.
Maximum wire distance for RS-422 data wires is 4,000 ft (1,219 m).
Configuration of Wire Harness
Wire Color
Function
White/Orange
TX+
White/Blue
TX-
Red
RX+
Green
RX-
Violet/White
Relay 3 NC (washer only)
White/Red
Relay 3 COM (washer only)
Green/Black
Relay 3 NO (washer only)
Gray/White
Relay 2 NC
Yellow
Relay 2 COM
Violet
Relay 2 NO
Brown
Relay 1 NC
Gray
Relay 1 COM
White/Yellow/Black
Relay 1 NO
White/Black/Green
Alarm COM
White/Red/Black
Alarm 7
White/Brown/Black
Alarm 6
Orange
Alarm 5
White/Orange/Black
Alarm 4
White/Blue/Black
Alarm 3
White/Brown
Alarm 2
White/Black
Alarm 1
Power Connections 24 VAC
Wire Color
Function
Red
AC Hi
Black
AC Low
Power Connections 100-240 VAC
Wire Color
Function
Black
AC Hi
White
AC Low
Green/Yellow
Earth Ground
*Cable requirements:
75-ohm impedance
All-copper center conductor
All-copper braided shield with 95% braid coverage
All-copper center conductor
All-copper braided shield with 95% braid coverage
Video Coaxial Cable Requirements
Cable Type*
Maximum Distance
RG59/U
750 ft (229 m)
RG6/U
1,000 ft (305 m)
RG11/U
1,500 ft (457 m)
Wiring Distances
The following are the recommended maximum distances for 24 VAC and
100-240 VAC applications and are calculated with a 10 percent voltage drop.
(Ten percent is generally the maximum allowable voltage drop for AC-powered
devices.)
100-240 VAC applications and are calculated with a 10 percent voltage drop.
(Ten percent is generally the maximum allowable voltage drop for AC-powered
devices.)
NOTE: Power consumption is 120 VA per unit. Use a powersource with a
minimum of 150 VA.
minimum of 150 VA.
Power
Wire Gauge
18
(1.0 mm
2
)
16
(1.5 mm
2
)
14
(2.5 mm
2
)
12
(3.5 mm
2
)
24 VAC
27 ft
(8 m)
43 ft
(13 m)
69 ft
(21 m)
110 ft
(33 m)
100-240
VAC
75 ft
(23 m)
120 ft
(36 m)
190 ft
(58 m)
310 ft
(94 m)