Watlow PM PLUS™ 6 • 131 • Chapter 10 Appendix
Specifications
Controller
• User-selectable heat/cool, on-off, P, PI, PD, PID or alarm action
• Auto-tune with TRU-TUNE+ adaptive control algorithm
• Control sampling rates: input = 10Hz, outputs = 10Hz
Profile Ramp/Soak
• 4 profiles, 40 total steps
• Accuracy (typical): ±30 PPM at 77°F (25°C) +30/-100 PPM at -4 to 149°F (-20 to 65°C)
Isolated Serial Communications
• EIA 232/485, Modbus
®
RTU
• EtherNet/IP™/Modbus
®
TCP
• DeviceNet™
• PROFIBUS DP
• SAE J1939 CAN bus
Wiring Termination—Touch-Safe Terminals
• Input, power and controller output terminals are touch safe, removable, 12 to 22 AWG
Universal Input
• Thermocouple, grounded or ungrounded sensors greater than 20MΩ input impedance, 3µA open sensor detection,
2kΩ source resistance max.
• RTD 2- or 3-wire, platinum, 100Ω and 1000Ω @ 32°F (0°C) calibration to DIN curve (0.00385 Ω/Ω/°C)
• Process, 0-20mA @ 100Ω, or 0-10VDC @ 20kΩ, 0-50mV at 20MΩ, 0-1000Ω potentiometer; scalable; inverse scal-
ing
Functional Operating Range
• Type J: -346 to 2192°F (-210 to 1200°C)
• Type K: -454 to 2500°F (-270 to 1371°C)
• Type T: -454 to 750°F (-270 to 400°C)
• Type E: -454 to 1832°F (-270 to 1000°C)
• Type N: -454 to 2372°F (-270 to 1300°C)
• Type C: 32 to 4200°F (0 to 2315°C)
• Type D: 32 to 4200°F (0 to 2315°C)
• Type F: 32 to 2449°F (0 to 1343°C)
• Type R: -58 to 3214°F (-50 to 1767°C)
• Type S: -58 to 3214°F (-50 to 1767°C)
• Type B: 32 to 3300°F (0 to 1816°C)
• RTD (DIN): -328 to 1472°F (-200 to 800°C)
• Process: -1999 to 9999 units
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