Model DM61 Digital Panel Meter

Brand: Ashcroft Inc
Does not ship to Virginia, United States

The Ashcroft® DM61 Digital Panel Meter is a multi-purpose, custom-programmable meter.

Ideal for control and/or monitoring of level, flow or pressure applications.
Features
  • Large two line 6-digit display 
  • Field selectable inputs 
  • Dual scale display feature – single input 
  • Programmable display and function keys 
  • User-defined peak / valley (minimum/maximum) indication 
  • Alarm status indicator 
  • On-board digital input 
  • 3 tier password protection 

Specifications

Humidity

  • 0 to 90 % Relative Humidity, Non-Condensing

Electrical Connectors

  • 12 to 22 AWG Wire
  • Digital I/O
  • RJ45 for External Relays
  • Screw Terminal
  • Serial Communication Adaptor Kit

Approvals & Certifications

  • ISO 9001
  • CE
  • UL E160849, 508 Industrial Control Equipment

Isolation

  • 4 kV Input/Output-to-Power-Line
  • 500 V Input to Output or Output to P+ Supply

Channels

  • 4-Digital Inputs & 4-Digital Outputs Per Module

Accuracy

  • ± 0.03 % of Span ± 1 Count
  • ± 0.1 % of Span ± 0.004 mA
  • Square Root & Programmable Exponent: 10 to 100 % of Calibrated Span

Temperature Coefficient

  • 0.005 % of Calibrated Span/°C, Max.
  • 0.01 % of Calibrated Span/°C, Max.

Power Options

  • 85-265 Vac, 50/60 Hz
  • 90-265 Vdc, 20 W, Max.
  • Jumper Selectable 12-24 Vdc ± 10 %, 15 W, Max.

Load

  • Inductive Load: 1-1/4 hp at 125-250 Vac
  • Resistive Load: 3 A at 120-250 Vac
  • Resistive Load: 3 A at 30 Vdc

Enclosure, Body Material

  • 1/8 DIN, High Impact Plastic, UL 94V-0 (Black)

Input

  • ± 10 Vdc (0-5 V, 1-5 V, 0-10 V)
  • 0-20 mA
  • 4-20 mA
  • Digital Input Logic: 0-1.25 Vdc Low
  • Digital Input Logic: 3-5 Vdc High
  • Overload: 30 Vdc, Max.

Operating Temperature

  • -40° to 65° C (-40° to 149° F)

Display

  • 2 Lines of 6-Digits
  • -99999 to 999999
  • Red LEDs with Leading 0 Blanking
  • Upper: 0.60” High, Lower: 0.46” High

Power Supply

  • External Loop Power Supply: 35 Vdc, Max.
  • Isolated Transmitter: 10 Vdc at 50 mA - Max.
  • Isolated Transmitter: 12-24 Vdc at 100 mA - Max.
  • Isolated Transmitter: 24 Vdc ± 5 % at 200 mA - Max.
  • Isolated Transmitter: 5 Vdc at 50 mA - Max.

Communication

  • Baud Rate: 300 to 19,200 bit/sec
  • Data Length: 8-bits (1 Start Bit, 1 or 2 Stop Bits)
  • Modbus RTU

Deadband

  • 0 to 100 % of Span

Range

  • Scaling Range: 1 to 23 mA for Any Display Range

Storage Temperature

  • -40° to 85° C (-40° to 185° F)

Loop Resistance

  • Output Loop Resistance: 10 to 700 ohms at 24 Vdc
  • Output Loop Resistance: 100 to 1,200 ohms at 35 Vdc (External)

Environmental Protection

  • Front Panel: IP65
  • Front Panel: NEMA 4X
  • IP66

Function

  • High & Low Alarms
  • Linear
  • Math Function
  • Password Protection
  • Programmable Exponent
  • Round Horizontal Tank Volume Calculation
  • Square Root

Output

  • Analog Output Programming: 23 mA - Max.
  • Digital Output Logic: 0-0.4 Vdc Low
  • Digital Output Logic: 3.1-3.3 Vdc High

Thermal Drift

  • 0.4 µA/°C, Max.
  • 0.8 µA/°C, Max.

Update Time

  • 200 milliseconds

Delay Time

  • 0 to 999.9 seconds
  • Transmit Time Delay: 0 to 199 milliseconds or Transmitter Always on for RS-422
  • Turn Around Delay: < 2 milliseconds

Rating

  • Relay: 2 or 4 SPDT (Form C)
  • Relay: 4 SPST (Form A)

Programming

  • Cloning Using Copy Function
  • Digital Inputs
  • Modbus Registers
  • Panel Buttons
  • PC & DPM ProView Software

Input Impedance

  • Current Ranges: 50 to 100 ohms (Depending on Resettable Fuse Impedance)
  • Voltage Ranges: > 1 megaohms

Linearization

  • Multi-Point Linearization: 2 to 32-Points for PV or PV1
  • Multi-Point Linearization: 2 to 8-Points for PV2 (Dual-Scale Level Feature)

Mounting

  • Panel Mount Bracket

Output Noise

  • Normal Mode Rejection: > 60 dB at 50/60 Hz

Current

  • Fuse: 5 A, Max.
  • Sink: 1.5 mA Min.
  • Source: 10 mA - Max.

Relay Operation

  • Automatic (Non-Latching)
  • Fail-safe
  • Latching (Requires Manual Acknowledge)
  • Off (Disable Unused Relays & Enable Interlock Feature, Manual ON/OFF Control Mode)
  • Pump Alternation Control (2 to 8 Relays)
  • Sampling (Based on Time)

  • Pump & Flow Control
  • Remote Pressure Indication
  • Tank Level Monitoring & Control
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