Controls for Resistance Welding EN1003

Multiple Schedule/Multiple Sequence 3 Phase DC Controls

  • Simple to Program
    Push buttons and a short three-step procedure make easy work of programming any possible welding schedule.
  • New Design Reduces Cost
    Simplified design significantly reduces production costs which are passed on to you.
  • Quality Tested to Performance Extremes
    Each unit is tested to insure maximum performance at customary operating levels. The Entron resistance welding control has consistently offered an excellent performance history.
  • Application Flexibility
    Transformers can be connected in an Inside Delta, Outside Delta, or “Y” configuration

Features

  • 3 SCR Contactors
  • Spot Sequence
  • Pulsation Sequence
  • Up & Down Slope
  • Quench/Temper
  • Forge Delay
  • Multiple Weld/Multiple Current Sequence
  • Preheat/Postheat
  • External Schedule Select
  • Seam Sequence
  • Brazing
  • Flash Welding
  • Retraction
  • Squeeze Delay
  • Stepper

 

Capabilities

  • 50 Unique Schedules
  • Chained & Successive Modes
  • Repeat & Non-Repeat
  • Weld & Valve Control Relays
  • 3 Valve Outputs
  • Multiple Weld Programming
  • Multiple Job Set-Ups
  • Easily Programmed
  • Program Only the Functions Required

 

Advantages

  • Design Simplicity
    Design simplicity is the key to our ability to manufacture the highest quality weld control, the best delivery, and the lowest service requirements in the industry
  • Field Expandable
    ENTRON can provide retrofit controls suitable for any manufacturer’s controls, of any age, type or sequence, for field installation.
  • Vault Door Locking Mechanism
    All cabinet doors equipped with a vault locking mechanism to insure security.
  • Flexible Applications
    EN1003 controls can be applied to spot welders, seam welders, special machines, or robotic equipment for welding a full range of weldable materials.
  • Multiple Cabinet Options
    Available in D, T, L and H cabinet styles with front or side-mounted control panels.

 

Specifications

Absolute Count:
Push Button Data Entry with Display

  • Squeeze Count: 0 to 99 cyc, 50/60 Hz
  • Weld Count/Heat Count: 0 to 99 cyc, 50/60 Hz
  • Cool Count: 0 to 99 cyc, 50/60 Hz
  • Hold Count: 0 to 99 cyc, 50/60 Hz
  • Off Count: 0 to 99 cyc, 50/60 Hz
  • Weld Impulse Counter: 1 to 99 Impluses
  • Slope Control/Up and Down Slope: 0 to 99 cyc, 50/60 Hz
  • Digital Phase Shift Current Control, 10 to 99% in 1% current steps, all weld current functions
  • It is NOT necessary to program functions NOT required, program only functions required

Standard RWMA/NEMA Programmable Functions
Including the following as examples:

  • Up Slope and Down Slope
  • Quench/Temper
  • Pulsation Sequence
  • Multi-Weld Count/Multi-Current Select
  • Pre-Heat/Post-Heat
  • Forge Delay
  • Seam Weld (Continuous and Intermittent)

4 Cycle Modes

  • Non-Repeat: Single Schedule upon initiation
  • Repeat: Single Schedule repeated with pilot circuit held closed
  • Successive: Upon each initiation, unique successive schedules are automatically selected
  • Chained: Multiple schedules can be linked to operate sequentially upon a single initation

Additional Features

  • Error Code/Fault Outputs
  • 87⁰ First Half Cycle Delayed Firing, Anti-Saturation Circuit
  • Selectable 50/60 Hz. operation
  • Dynamic Automatic Voltage Compensation, +20% of Nominal Line
  • Emergency Stop Circuit
  • Interlocking Pressure Switch Circuit
  • Single Stage Pilot/2 Stage Pilot, Beat/Non-Beat Operation
  • Operational Lights:

    • 3) Power On
    • 3) Weld Current
    • Indicator Lights for all functions on display panel
      Indicator LEDs for pilot inputs and diagnostics

  • Valve Transformer:150VA 230/460-115V, All Cabinets
  • 3 Valve outputs standard, all controls
  • Weld Stepper

The EN1003 Series Control is ideal for machines that require either large secondary currents or, by design, have high power losses caused by ferrous metals in the throat of the welder, such as parts of the machine and/or welded parts.

  • Store up to 50 UNIQUE SCHEDULES
    • Every parameter of each schedule individually accessible
    • Each schedule can store 11 distinct and totally different parameters
    • All schedules retained in memory with power off
    • It is NOT NECESSARY to program functions not required
  • Four Cycle Modes can be programmed for complex welding schedules
  • Select and Program up to 3 VALVE CIRCUITS, STANDARD
  • Independently selectable and programmable
  • Process control outputs
  • External Schedule Select
  • Anti-Tiedown Initiations
  • Forge Delay
  • Versatile Weld Stepper
  • Control can be INTERFACED with external Programmable Logic Control (PLC); Advanced interfaces available
  • Selected Heat used SIMULTANEOUSLY on 3 Contactor Outputs.
  • Transformers can be connected in an outside delta, inside delta, or “Y” configurations.
  • Optional Functions:
    • Program Lockout Switch
    • Schedule Select
    • RS232 Port Interface
    • Remote Date Entry
    • Valve Select (One of Seven) Option

CABINET STYLE & DIMENSIONSCONTACTOR STYLE & RATINGS
STYLEHWDAIR COOLEDWATER COOLED
D or T610 mm
24"
645 mm
25-3/8"
254 mm
10"
Firing Circuit or 300A1200A
LS or LF914 mm
36"
797 mm
31-3/8"
254 mm
10"
Firing Circuit or 300A1200A1800A
HS or HF1067 mm
42"
949 mm
37-3/8"
254 mm
10"
300A1200A1800A2200A

Unique to ENTRON. All EN1003 3 Phase DC Controls in L & H Cabinets feature provisions for field installation or change of circuit breakers.
All SCR contactors complete with temperature limit switch.
Circuit Breakers available in L and H cabinets only. Consult factory for Circuit Breaker pricing. 100, 200 and 400 ampere

  • Circuit Breakers are available in L and H cabinets with right hand, flange mounted operator installed within the cabinet.
  • Consult factory for availability of 600 and 800 ampere Circuit Breakers.

See COMPREHENSIVE PRICE LIST for a complete list of Options, Circuit Breakers, Accessories and Special Features.

EN1003

D Cabinet

Style L Cabinet
914 mm x 797 mm x 254 mm
36″ x 31-3/8″ x 10″

 

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