CMCP-TACH-3 Specifications

Speed Range:

5 to 999,990 RPM (single pulse per revolution), 0.5 to 999,990 RPM (10 pulses per revolution). Speeds below 5 RPM are possible with multiple pulses per revolution

Input Frequency Range:

0.083 Hz to 250 kHz

Totalizer/Counter:

Display Range: 0.001 to 99,999 (Only top 5 digits are shown for 100,000-999,990) Max # of counts = 16,777,216 even with 0.001 scale

Input Configuration:

Universal Inputs: 1 to 9,999 pulses per revolution, front panel push button programmable TTL input and 1.1V to 50vac signals, Opt: -1 to – 50Vdc

Accuracy:

±0.001% of reading or ±1 displayed resolution (Standard Gate), ±0.01% of reading or ±1 displayed resolution (Fast Gate).

Resolution:

Up to 0.001 RPM, 10 RPM (100,000 to 999,990 RPM).

Display:

5 digit, 0.56” (14 mm) high red LED.

Display Update:

Menu Selectable between: 0.5 second above 120 RPM, 1 second above 60 RPM and 1.5 seconds above 40 RPM.

Max Measurement Rate:

Up to 100 times per second (Standard Gate) or up to 1000 (Fast Gate) dependent on input frequency. Input must be

> measurement rate.

Scaling:

Programmable scaling: 0.0001 to 9999.9 (front panel push button programmable).

Decimal Point:

User Selectable (0-3) decimal places max (front panel push button programmable).

Memory:

Maximum, minimum and last reading recall from front panel push buttons.

Dimensions:

1/8 DIN by 4.5” (114 mm) deep. Panel cutout: 3.58” x 1.74” (91 x 44mm)

Input Power:

Standard: 100 - 240 Vac ±10%, 50/60 Hz Optional: 12 or 24 Vdc ±20%, Isolated, 6.0 Watts.

Inputs:

Universal input for optical, proximity, two wire or three wire magnetic, infrared or laser sensors. TTL input or 1.5 Vac to 50 Vac input. Standard input is 1 pulse per revolution.

Sensor Excitation:

5Vdc or optional 12Vdc or 24Vdc to sensor.

Recommended Sensors:

Optical - Monarch ROS-W, ROS-P-25, ROS-HT-W-25, ROSM-5W

Proximity - Monarch P5-11

Magnetic - Monarch M-190W or MT-190W

Infrared - Monarch IRS-W

Laser - Monarch ROLS-W, SLS-115/230

Inductive - Gas Engine GE-200

Pulse Repeater Output:

Standard, 0 to 5 V TTL compatible. One pulse out for each pulse in. Menu selectable polarity.

Communications:

Bi-directional RS232C, USB or Ethernet interface.

Analog Output:

Voltage (AO): 0 to 5 Vdc, 5mA max load (isolated or non-isolated) or Current (IO): 4 to 20mA, 500Ω max load. (isolated or non-isolated), 1 to 5Vdc possible using 250Ω resistor) 16 bit resolution. Front panel push button programmable for full scale and offset RPM ranges.

Alarm Capability:

Two alarm set points: High or Low alarm limits, Latching or Non-Latching, Front panel push button programmable Hysteresis, dead band and low limit lockout are programmable, Relays can be set as failsafe. Alarms can be reset Manually or Automatically. Remote reset via auxiliary input.

Alarm Outputs:

Two Form C relay contacts, rated 1A at 115Vac or 230Vac

Remote Programming:

Unit can be remotely programmed using optional communications interface and PM Remote Software.

Environmental:

Indoor use only, Installation category II per IEC 664 Temperature: -10°C to 50°C operating per IEC 61010-1 Humidity: Maximum relative humidity 80% for temperatures up to 31°C, decreasing linearly to 50% relative humidity at 40°C.

Electrical Safety:

Meets EN61010-1:2001, EC low voltage directive 72/23/EEC and 89/336/EEC