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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
Brand
Accuracy
- ± 0.03% of Span ± 1 Count
- ± 0.1% of Span ± 0.004 mA
- Square Root & Programmable Exponent: 10 to 100% of Calibrated Span
Applications
- Pump & Flow Control
- Remote Pressure Indication
- Tank Level Monitoring & Control
Approvals & Certifications
- ISO 9001
- CE
- UL E160849, 508 Industrial Control Equipment
Channels
- 4-Digital Inputs & 4-Digital Outputs Per Module
Communication
- Baud Rate: 300 to 19,200 bit/sec
- Data Length: 8-bits (1 Start Bit, 1 or 2 Stop Bits)
- Modbus RTU
Current
- Fuse: 5 A, Maximum
- Sink: 1.5 mA Minimum
- Source: 10 mA - Maximum
Deadband
- 0 to 100% of Span
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
Display
- 2 Lines of 6-Digits
- -99999 to 999999
- Red LEDs with Leading 0 Blanking
- Upper: 0.60" High, Lower: 0.46" High
Electrical Connectors
- 12 to 22 AWG Wire
- Digital I/O
- RJ45 for External Relays
- Screw Terminal
- Serial Communication Adaptor Kit
Enclosure, Body Material
- 1/8 DIN, High Impact Plastic, UL 94V-0 (Black)
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
Humidity
- 0 to 90% Relative Humidity, Non-Condensing
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, Maximum
Input Impedance
- Current Ranges: 50 to 100 ohms (Depending on Resettable Fuse Impedance)
- Voltage Ranges: > 1 MegaOhms
Isolation
- 4 kV Input/Output-to-Power-Line
- 500 V Input to Output or Output to P+ Supply
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)
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
Loop Resistance
- Output Loop Resistance: 10 to 700 ohms at 24 Vdc
- Output Loop Resistance: 100 to 1,200 ohms at 35 Vdc (External)
Mounting
- Panel Mount Bracket
Operating Temperature
- -40° to 65° C (-40° to 149° F)
Output
- Analog Output Programming: 23 mA - Maximum
- Digital Output Logic: 0-0.4 Vdc Low
- Digital Output Logic: 3.1-3.3 Vdc High
Output Noise
- Normal Mode Rejection: > 60 dB at 50/60 Hz
Power Options
- 85-265 Vac, 50/60 Hz
- 90-265 Vdc, 20 W, Maximum
- Jumper Selectable 12-24 Vdc ± 10%, 15 W, Maximum
Power Supply
- External Loop Power Supply: 35 Vdc, Maximum
- Isolated Transmitter: 10 Vdc at 50 mA - Maximum
- Isolated Transmitter: 12-24 Vdc at 100 mA - Maximum
- Isolated Transmitter: 24 Vdc ± 5% at 200 mA - Maximum
- Isolated Transmitter: 5 Vdc at 50 mA - Maximum
Programming
- Cloning Using Copy Function
- Digital Inputs
- Modbus Registers
- Panel Buttons
- PC & DPM ProView Software
Range
- Scaling Range: 1 to 23 mA for Any Display Range
Rating
- Relay: 2 or 4 SPDT (Form C)
- Relay: 4 SPST (Form A)
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)
Storage Temperature
- -40° to 85° C (-40° to 185° F)
Temperature Coefficient
- 0.005% of Calibrated Span / °C, Maximum
- 0.01% of Calibrated Span / °C, Maximum
Thermal Drift
- 0.4 µA / °C, Maximum
- 0.8 µA / °C, Maximum
Update Time
- 200 milliseconds
