Specifications

D3000/4000 SPECIFICATIONS (typical @+25°C and nominal power supply unless otherwise noted.)
Analog Output
• Single channel analog output.
Voltage: 0-1V, ±1V, 0-5V, ±5V, 0-10V, ±10V.
Current: 0-20mA, 4-20mA.
• Output isolation: 500V rms.
• 12-bit output resolution.
• Accuracy: 0.1% FSR max (Integral & Differential Non-
linearity.
• Zero drift: ±30µV/°C (Voltage Output).
±1.0µA/°C (Current Output).
• Span tempco: ±50ppm/°C max.
• 1000 conversions per second.
• Settling time to 0.1% FS: 300µs typ (1ms max).
• Output change manual mode (-FS to +FS): 5s.
• Programmable output slope (D4000): 0.01V/s (mA/s)
to 10,000V/s (mA/s).
• Current output voltage compliance: ±12V.
• Voltage Output drive: 5mA max.
Analog Output Readback (D4000)
• 8-bit analog to digital converter.
• Accuracy over temperature (-25 to +70°C): 2.0% FS
max.
Digital
• 8-bit CMOS microcomputer.
• Digital scaling and calibration stored in nonvolatile
memory.
• Programmable High/Low output limits.
• Programmable data scaling (D4000).
• Programmable starting value (D4000).
• Programmable watchdog timer provides orderly shut-
down in the event of host failure (D4000).
Digital Inputs
• Three digital inputs per module.
• Voltage levels: ±30V without damage.
• Switching levels: High, 3.5V min., Low, 1.0V max.
• Internal pull up resistors for direct switch input.
Communications
• Communications in ASCII via RS-232C, RS-485 ports.
• Selectable baud rates: 300, 600, 1200, 2400, 4800,
9600,19200, 38400.
• NRZ asynchronous data format; 1 start bit, 7 data bits,
1 parity bit and 1 stop bit.
• Parity: odd, even, none.
• User selectable channel address.
• ASCII format command/response protocol.
• Up to 124 multidrop modules/host serial port.
• Communications distance up to 4,000 feet (RS-485).
• Can be used with “dumb” terminal.
• All communications setups (address, baud rate, parity)
stored in nonvolatile memory using EEPROM.
• Checksum can be added to any command or response.
Power
Requirements: Unregulated +10V to +30Vdc, 0.75W
max. (voltage output), 1.0W max. (current output).
Internal switching regulator.
Protected against power supply reversals.
Environmental
Temperature Range: Operating -25°C to +70°C.
Storage -25°C to +85°C.
Relative Humidity: 0 to 95% noncondensing.
Specifications are subject to change without notice.
Mechanicals and Dimensions
Case: ABS with captive mounting hardware.
Connectors: Screw terminal barrier plug (supplied).
Repace with Phoenix MSTB 1.5/10 ST 5.08
or equivalent.
NOTE: Spacing for mounting screws = 2.700" (6.858 cm).
Screw threads are 6 X 32.