Multiprocess Meter from Dwyer Instruments
Dwyer Instruments Inc.
November 21, 2010
The Series MPM from Dwyer Instruments Inc., Michigan City, IN, provides up to 8 visual alarm setpoints to trigger certain events, 3 programmable function keys, and up to 4 relays. The rugged process meter features a NEMA 4X-rated front-panel design; a weatherproof, UV resistant dual-line display; programmable delay time; 4 relays for latching, nonlatching, sampling, pump alteration control, and a fail-safe action; 3 security passwords; and the ability to linearize nonlinear input signals. The meter accepts 0–20 mA, 4–20 mA, 0–5 V, or ±10 V inputs and requires 85–265 VAC or 12/24 VDC power supplies. Communication options include RS-232 or RS-422/485.
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