Tweco HMC-410 Robotic Interface Kit - Manual (Page 23)

3 (Comau): This mode selects the Comau control. When used with the 37 Pin Amphenol Board (870244),
the following signals on the Comau Harting Connector interface are supported:
Pin Name Description
D11 WFS + This line is a 0 to 10 VDC analog signal, which corresponds to a 0 to 888
inches / minute wire feed speed.
D12 WFS - Analog return
D13 Shield
D14 VOLT + This line is a 0 to 10 VDC analog signal, which corresponds to a 0 to
44.0 volts arc voltage (or pulse frequency reference, sometimes called
trim, setting).
D15 VOLT - Analog return
D16 Shield
D8
D10
A6 Arc On + Input to the robot designating an arc established condition. These 2
lines are shorted together when there is a arc established.
C5 Arc On - See Arc On +
A9 Arc Start + Output from the robot commanding a weld on condition. These 2 lines
are shorted together by the robot to command the HMC-410 to start a
weld. When the contacts are opened, the HMC-410 stops the current
weld.
C16 Arc Start - See Arc Start +
B9
C9
D1 + AW Input to the robot used to sense a wire stuck to the work. When these 2
lines are shorted together, the robot knows that there is a wire stuck to
the work.
D3 - AW See + AW
A15 Air Blowing + Output from the robot commanding a purge of shielding gas. These 2
lines are shorted together by the robot to command the HMC-410 to
purge the shielding gas. When the contacts are opened, the HMC-410
stops purging shielding gas.
B15 Air Blowing - See Air Blowing +
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June 13, 2002 2-17