Configuration | 16 input lines, configurable as 16 single-ended or 8 differential voltage channels, or as 8 current-loop termination channels. The inputs can be software-configured as (a) all voltage, (b) all current-loop, or as (c) four voltage and four current-loop. | ||
Input Ranges | Software configurable as zero to +10, +5 or +2.5 Volts in voltage mode, or as 0-20mA or 4-20mA in current-loop mode. |
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Input Impedance | Voltage Mode | LO inputs: 1.0 Megohms line-to-ground, ±15%, HI inputs: 10 Megohms line-to-ground, ±30%, in parallel with 100pfd. Independent of scan rate. |
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Current Mode | 250 Ohms ±0.15%; 500 Ohms ±0.15% with 500-Ohm option (Effective sensed resistance at internal Kelvin connections. Resistance measured at input pins may be 2-3 Ohms higher). |
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Bias Current | 80 nanoamps maximum | ||
Signal to Noise (SNR) | 80 dB typical | ||
Common Mode Rejection | 60 dB typical, DC-60 Hz, differential input mode. | ||
Common Mode Range | ±12 Volts in differential or current-loop configuration with shorted inputs | ||
Maximum Input Voltage | ±12 Volts on either HI or LO input line for specified performance; for both voltage and current-loop modes. |
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Overvoltage Protection | Any Input Line: ±30 Volts with power applied; ±15 Volts with power removed. Line-to-Line: Voltage Mode: Same as indicated for "Any Input Line" Current Mode: ±10V for 250-Ohm inputs; ±14V for 500-Ohm inputs. |
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Output Characteristics: | |||
Configuration | Four single-ended voltage-output DACs driving four current-loop output channels. Both the outputs of the voltage DACs and the current-loop outputs are available simultaneously at the system I/O connector. |
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Ranges | Voltage Outputs | Same as selected for the input channels | |
Current Outputs | 0-20mA or 4-20mA (Requires 0 to +5V voltage range) | ||
Output Resistance | Voltage Outputs | 1.0 Ohm maximum | |
Current Outputs | 30 Megohms minimum | ||
Output Protection | Voltage outputs withstand sustained short-circuiting to ground. | ||
Output Compliance (Current outputs) |
-15V to +11V with internal supply; Vext - 34V to Vext -3.0V for external supply Vext | ||
External Loop Supply (Vext) | +16V to +34V. (Output loads transfer to the internal supply with Vext < +16V) | ||
Load Current (Voltage Outputs) |
Zero to ±3ma per individual channel | ||
Load Capacitance | Stable with zero to 2000 pF shunt capacitance | ||
Noise | 1.0mV-RMS, 10Hz-1MHz typical (Voltage outputs) | ||
Glitch Impulse | 5 nV-Sec typical, ±2.5V range. (Voltage outputs) |
Basic Model Number | Form Factor |
PMC66-16CLI8CLO4 | PMC, Single-width |
PCI66-16CLI8CLO4 | PCI, short length |
cPCI66-16CLI8CLO4 | cPCI, 3U |
PC104P66-16CLI8CLO4 | PC104 Plus |
PCIe-16CLI8CLO4 | PCI Express |
PCIe104-16CLI8CLO4 | PCIe, one-lane on PC/104 form factor |
Sarsen Technology Limited is registered in England & Wales. Registration number: 03902012.
Registered office: Swatton Barn, Badbury, Swindon. Wiltshire. SN4 0EU