Intertron Industries Inc: Model 301B


		Model 301B 3 Phase Frequency Converter and 3 Phase Rectified D.C. Resistance Welding Controller

FEATURES

Unmatched Versatility
Programming in English. "No Codes."
6 Months Memory Retention Without Power
Electronic Air Pressure Control
Programmable Slope Synthesizer
3 Phase Line Voltage Compensator
140 Weld Schedules Data Retention
Multiple Foot Switch Pedal Operation
Program Integrity Under Key Control
Data Storage on PC
Serial Interface to Other Computers
Interface With Automation Equipment
Intertron Scanner
Optional 9 Channel Data Aquisition System Model 304A
Motor Control with Wheel Encoder Feedback

SPECIFICATIONS

Welder controller cabinet with locking key, and containing the following: 1 Monolithic front panel with a display of 68 digits and touch keypads with visual tactile feedback. 1 Display front panel printed circuit board. 1 Processor printed circuit board, containing the microprocessor, associated memory with battery backup, parallel and serial I/O ports, variable baud rate, cassette interface circuits, visual INPUT/OUTPUT diagnostics, computer memory diagnostics, independent 3 phase line voltage monitoring and compensation, and the voltage generators for programming WELD and FORGE pressure. 1 Peripheral interface printed circuit board, containing the internal power supplies, the solid state relays for valve solenoid operation, the INTERTRON tranceiver, and the SCR/IGNITRON pulse amplifiers.: Physical Dimensions: 12 1/4"h x 20 1/2"w x 6 1/2"d; Weight: 24 lbs.; Operating temperature: 0 to 60 degrees Centigrade; Input voltage and power consumption: 220/240/440/480 VAC 60HZ - 15 watts

STANDARD FEATURES:
Fixed timing functions, Tip travel 20 cycles, Precompression 4 cycles Variable timing functions: SQUEEZE 0-99 PREHEAT Imp. - Cool - Heat - Heat % - Heat decay - Heat decay % 0-99 WELD Imp. - Cool - Heat - Heat % - Heat decay - Heat decay % 0-99 POST HEAT Imp. - Cool - Heat - Heat % - Heat decay - Heat decay % 0-99 QUENCH 0-99 TEMPER Imp. - Cool - Heat - Heat % - Heat decay - Heat decay % 0-99 HOLD 2-99 OFF 0-99 FORGE: Hi - Low - Var. Delay Start 000.0-999.9 Weld & Forge psi display: 00-99 Operating Modes: SPOT - SEAM - ROLL (intermittent drive) Control Features: Weld/No Weld, Repeat/One Shot, Tip/Wheel Dress, Foot Switch Lock, Motor ON and 110VAC/30VA Outputs for controlling up to seven valve solenoids and relays Water Saver Timer. Shuts itself off when head is raised. Tip Arc Relay Control Two Stage Foot Switch Inputs, direct connection up to four foot pedals Interrupt input to halt control and sound internal alarm if detects overheating, no water flow, or lack of adequate air pressure. (Detection devices not included.) Line Voltage Compensator manual override Programmable Slope in all three modes for generating complex heat waveforms Weld schedule program under keylock. (Operator can vary % heat ±5% of previous heat setting.) Internal switch (jumper) selects Frequency Converter of Full Wave Rectified D.C. operation. Thumbwheel switch for instantaneous selection of 140 preprogrammed weld schedules, with all variables parameters as viewed on the front panel Standard components supplied with each system: Welder controller cabinet Power distribution transformer Ignitron firing modules, or SCR firing modules

OPTIONAL FEATURES AND COMPONENTS:
RS 232 download, store and edit weld schedules on PC Electronic Air Pressure Controller model 350A with dual output, for supplying pilot air pressure to WELD and FORGE air pressure regulators Operating range: 05 psi to 90 psi Resolution and Accuracy: ±0.5 psi Physical dimensions: 10"h x 3"w x 10"l Weight: 14 lbs. Input air pressure: 120 psi typical Interlock Scanner. It interlocks the operation of up to ten controllers per scanner for sequential welding. Interface for control from central computer SCR firing package IGNITRON firing package Motor control with wheel surface speed encoder feedback Model 304A Data Aquisition System

MODEL 350A
ELECTRONIC AIR PRESSURE CONTROLLER

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SQUEEZE		0-99
PREHEAT	Imp. - Cool - Heat - Heat % - Heat decay - Heat decay %	0-99
WELD	Imp. - Cool - Heat - Heat % - Heat decay - Heat decay %	0-99
POST HEAT	Imp. - Cool - Heat - Heat % - Heat decay - Heat decay %	0-99
QUENCH		0-99
TEMPER	Imp. - Cool - Heat - Heat % - Heat decay - Heat decay %	0-99
HOLD		2-99
OFF		0-99
FORGE:	Hi - Low - Var. Delay Start 000.0-999.9

Model 301B

3 Phase Frequency Converter and 3 Phase Rectified D.C. Resistance Welding Controller

FEATURES

SPECIFICATIONS

MODEL 350A ELECTRONIC AIR PRESSURE CONTROLLER

MODEL 350A
ELECTRONIC AIR PRESSURE CONTROLLER