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APPENDIX A: TECHNICAL SPECIFICATIONS
UB25 LINEAR DC RESISTANCE WELDING CONTROL
990-665
A-3
Mechanical Characteristics
DESCRIPTION
VALUE
NOTES
Size
12.75" H x 9.25" W x 23.5" L
(324 mm H x 235 mm W x 597 mm L)
Weight
52 lb (24 kg)
Weight less shipping kit or shipping
materials
Environmental Characteristics
DESCRIPTION
VALUE
NOTES
Operating Ambient Air Temperature:
0 - 40
°
C
Operating Humidity:
10 - 95% Relative Humidity
(Non-condensing)
Interface Signals
DESCRIPTION
VALUE
NOTES
Input / Output
24 V AC/DC inputs and outputs, 2500 V RMS
optically isolated, hardware selectable positive
or negative logic. Fail-safe emergency power
off input.
External or internal power supplied to inputs.
Inputs to be current sourcing or sinking.
Dedicated connectors for 24 V air head, 2-wire
force firing switch, voltage sense cable,
computer interface, foot switch.
Additional connections for weld head, schedule
selection, process inhibit, emergency stop. Four
general purpose programmable relays.
RS-232 and RS-485
communications included
Firmware
Firmware is subject to change without prior notice. Contact AMADA WELD TECH for latest version.