XYCOM XVME-500/1 Analog Input Module Full Technical Datasheet

1. Brand & Basic Info

• Brand: XYCOM (Acromag Xembedded, Schneider industrial VME platform)
• Model: XVME-500/1, OEM part number 70500-006
• Form Factor: 3U single-height VMEbus slave analog input board
• Lifecycle: Fully discontinued OEM production; stock includes fully tested refurbished units & limited new surplus
• Host Compatibility: Works with XVME-601 (68K), XVME-674 (486), XVME-655 (Pentium) VME master CPU controllers

2. Channel Configuration

• Standard base channels: 16 single-ended (SE) / 8 differential (DIFF)XYCOM
• Expandable to 32 SE /16 DIFF via optional XVME-910 channel expansion kit
• A/D Converter: 12-bit successive approximation ADC
• Precision specs:
  • Linearity: ±0.5 LSB (monotonic guaranteed)XYCOM
  • System accuracy: ±0.01% FSR (gain ×1); ±0.1% FSR (max gain ×1000)
  • Input impedance: ≥10 MΩ ultra-high impedance (minimal sensor loading)XYCOM
  • Max safe continuous input voltage: 14 VDCXYCOM

3. Gain & Voltage Ranges (Core Difference from /2 /3 /4)

XVME-500/1 Fixed Resistor Gain (hardware resistor selected, no software programmable gain)XYCOM

Jumper-selectable full-scale voltage ranges

• Unipolar: 0–10 V
• Bipolar: ±5 V, ±10 VXYCOM
• CMRR (Common Mode Rejection Ratio): ≥60 dB for heavy EMI factory environmentsXYCOM

4. Sampling & Conversion Performance

• Max total scan throughput: 20 kHz overall conversion speedXYCOM
• Supported trigger modes:
  1. Immediate single-channel conversion
  2. Auto sequential multi-channel scan
  3. Random address channel access
  4. External hardware trigger sync (encoder/machine motion lock)
• End-of-conversion (EOC) flag for hardware interrupt triggering

5. VMEbus Interface (IEEE 1014 Standard)

• Bus role: VME slave only (A16/A24 address, D08/D16 data width)
• Interrupt: Jumper configurable IRQ0–IRQ7 VME interrupt levels, ROAK interrupt acknowledge chain
• Onboard registers: Control register, channel ｓｅｌｅｃｔ register, status register, 16-bit conversion data register
• Rear: Standard 96-pin VME P1 backplane connector; Front panel high-density terminal block for field sensor wiring