RM4150 and RM4151 Technical Specifications

The following list includes the technical specifications for the RM4150 and RM4151.

• Environmental conditions:

  • Outdoor use only.

  • Maximum altitude: 3,000 m.

  • Temperature range: -30° C to +70° C.

  • Maximum relative humidity: 95% at 45° C, decreasing linearly to 45% at 70° C.

  • Minimum temperature rating for PCB (printed circuit board): at least 105° C.

• DC Input::

  • Voltage: 10 - 14 V DC.

  • Current: 1.5 A DC max.

• AC Input (requires optional external AC-DC power supply):

  • Voltage: 100 - 240 V AC.

  • Current: 0.15 - 0.3 A AC.

  • Frequency range: 50 - 60 Hz.

• Battery — Power Sonic PS-1208, 12 V rechargeable, sealed lead acid battery. Specified battery shall be used.

• Switch Output — 10 - 14 V DC, 0.5 A DC max source current.

• Digital Ch1 and Ch2 — Dry contacts or 0 - 24 V DC input voltage.

• Analog Inputs:

  • RM4150 Analog Ch1 - Ch5: ±150 V DC, 150 V AC input voltage, CAT II rating.

  • RM4151 Analog Ch1 and Ch2: ±150 V DC, 150 V AC input voltage, CAT II rating.

• Scan Rate (accumulator) — input sampled 20 times per second, with a minimum pulse width of 250 ms.

• Interconnect cable — Belden 5308UE; 300 Vrms; rated FT4; 600 V - 105° C, or equivalent.