MODEL: PRP-2
Final Control Elements
[2] INPUT
Current
A: 4 – 20 mA DC (Input resistance 250 Ω)
Voltage
SERVO-TOP II ELECTRONIC ACTUATOR
(rotary type; max. torque 600 N·m)
Functions & Features
6: 1 – 5 V DC (Input resistance 20 kΩ min.)
• Control valve actuator drive
• Friendly user interface
[3] POWER SUPPLY VOLTAGE
AC Power
• High resolution stepping motor
• With manual hand wheel (which does not rotate during
operation)
K3: 100 – 120 V AC
(Operational voltage range 90 – 132 V, 47 – 66 Hz)
L3: 200 – 240 V AC
(Operational voltage range 180 – 264 V, 47 – 66 Hz)
RELATED PRODUCTS (Products sold separately)
• Programming Unit (model: PU-2x)
GENERAL SPECIFICATIONS
Degree of protection: IP66
Action: Reverse or direct (In "reverse" action, the output
stem turns counterclockwise (seen from the indicator) with
an input signal increase.)
Field selectable with DIP switches
MODEL: PRP-2–[1][2]–[3]
Operation at input failure: Stem stop at full-open, full-close
or hold position at input failure; field selectable with DIP
switches
ORDERING INFORMATION
• Code number: PRP-2-[1][2]-[3]
Minimum input signal
Specify a code from below for each [1] through [3].
(e.g. PRP-2-1A-K3)
Current input: ≥ 2.0 mA DC
Voltage input: ≥ 0.5 V DC
• Use Ordering Information Sheet (No. ESU-4875). Factory
setting (table below) will be used if not otherwise specified.
Wiring conduits: G 1/2 female thread (two)
Terminal block: 8.4 mm pitch; M3.5 screw terminals (torque
0.7 to 1.1 N·m)
■ STANDARD FACTORY SETTING
Housing material: Aluminum alloy (type: ADC12)
Coating: Baked acrylic resin
PARAMETER
FACTORY SETTING
Reverse
Hold position at input failure
Action
Operation at input failure
Drive: Stepping motor
Output stem position at full-closed 0°
Output stem position at full-open 90°
Insulation class: E
Position detection: Potentiometer (conductive plastic type)
Full-open and full-closed positions: -5 to +95°; minimum
span 45°; field adjustable with control buttons
Full-closed signal adj.: -5 to +20°
Ex-factory stem position
Full-closed (0°) signal position
Full-open (90°) signal position
Restart limiting timer
90°
ON at 2° or less
ON at 88° or more
2 sec.
Full-open signal adj.: 70 to 95°
Resolution
1/300
Linearity resolution adj.: 1/300 to 1/1000
Restart limiting timer adj.: 0 to 30 sec.
Isolation: Signals to power to sequential signals to metallic
housing
[output stem operational angle: 0.3°]
[1] TORQUE, OPERATION TIME
1: 600 Nm, 50 sec./90°
Fuse: 3 A (replaceable)
Manual operation: Available (manual handle stem: approx.
15 turns plus 90°/output stem: 90° action)
User-configurable items:
2: 600 Nm, 34 sec./90°
3: 600 Nm, specified time (refer to the instruction manual)
Configurable with Programming unit (model: PU-2x)
•Full-closed/full-open signal position
•Opening/closing speed
PRP-2 SPECIFICATIONS
ES-4875 Rev.1 Page 1/4
http://www.m-system.co.jp/