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MODEL: MRP6

Final Control Elements

MINI-TOP ELECTRONIC ACTUATOR

(rotary type)
Functions & Features
• Small-size control valve actuator
• Electrical positioner incorporated
• 1/1000 high resolution
• Easy adjustment: electronic limiter at the valve open &
closed positions
• Overload protection
• Various power inputs
• CE marking available for 24 V DC power

Typical Applications
• Actuator for automatic control valve in pilotplants
• Air-conditioning in buildings or plants
• Micro-flow control for pharmaceutical injection
• For small-size control valves

MODEL: MRP6–[1][2][3][4]–[5][6][7]

ORDERING INFORMATION

• Code number: MRP6-[1][2][3][4]-[5][6][7]
Specify a code from below for each [1] through [7].
(e.g. MRP6-16LT-A0R)
• Special input range (for codes Z and 0)

[1] SPAN

1: 45 to 90 degrees
2: 90 to 180 degrees

[2] OPERATION TIME, TORQUE

3: 4 seconds / 90°, 10 N·m
4: 7 seconds / 90°, 16 N·m
6: 13 seconds / 90°, 33 N·m

[3] SEQUENTIAL CONTROL SIGNALS

L: Full-open/-closed signal
F: Forced open/close signal
B: Full-open/-closed and forced open/close signals
(Select 'With Terminal Box.')
0: Without

[4] TERMINAL BOX

T: With
0: Without

[5] INPUT

Current

A: 4 – 20 mA DC (Input resistance 250 Ω)
Z: Specify current (See INPUT SPECIFICATIONS)

Voltage

6: 1 – 5 V DC (Input resistance approx. 1 MΩ)
0: Specify voltage (See INPUT SPECIFICATIONS)

[6] CE MARKING

C: With
0: Without

[7] POWER INPUT

AC Power

K3: 100 – 120 V AC
(Operational voltage range 90 – 132 V, 47 – 66 Hz)
 (Not selectable for CE)
L3: 200 – 240 V AC
(Operational voltage range 180 – 264 V, 47 – 66 Hz)
  (Not selectable for CE)

DC Power

R: 24 V DC
(Operational voltage range 24 V ±10 %, ripple 10 %p-p max.)

GENERAL SPECIFICATIONS

Degree of protection: IP55
Action: Direct or reverse; field selectable with DIP switches
(factory set to “reverse”)
(In “reverse” action, the output stem seen from the cover
turns counterclockwise with an input signal increase.)
Operation at abnormally low input: Counterclockwise turn,
clockwise turn or stop; field selectable with DIP switches
(factory set to“clockwise”)
Note: Counterclockwise or clockwise if seen from the cover.
Detectable input drop level: -16 ±2.5 %
Electrical connection
•No terminal box
 Wiring conduit: G 1/2 female; cable connector with 1 meter
wire (0.5 mm

2

) provided

Rugghölzli 2
CH - 5453 Busslingen

Tel. +41 (0)56 222 38 18

Fax +41 (0)56 222 10 12

[email protected]

www.sentronic.com

Produkte, Support und Service

SENTRONIC

AG

Summary of Contents for M-SYSTEM DANAGE

Page 1: ...h 0 Without 5 INPUT Current A 4 20 mA DC Input resistance 250 Ω Z Specify current See INPUT SPECIFICATIONS Voltage 6 1 5 V DC Input resistance approx 1 MΩ 0 Specify voltage See INPUT SPECIFICATIONS 6 CE MARKING C With 0 Without 7 POWER INPUT AC Power K3 100 120 V AC Operational voltage range 90 132 V 47 66 Hz Not selectable for CE L3 200 240 V AC Operational voltage range 180 264 V 47 66 Hz Not se...

Page 2: ...sed signals Limit switch contact Rating 125 V AC 0 75 A cos ø 1 30 V DC 0 6 A resistive load Mechanical life 3 10 7 cycles Maximum operation frequency 60 cycles min INSTALLATION Power consumption AC Approx 25 VA DC Approx 0 6 A Operating temperature 5 to 55 C 23 to 131 F Operating humidity 30 to 85 RH non condensing Vibration 0 5 G max Mounting position All directions Do not mount the actuator wit...

Page 3: ...or above 100 Limiters are set at approx 0 5 for the full closed side approx 100 5 for the full open side TERMINAL CONNECTIONS black 1 U V COM1 COM2 white 2 red 3 green 4 yellow 5 blue 6 gray 7 brown 8 1 to 8 Terminal No of terminal box Full open closed signals and forced open close signals are optional POWER INPUT POSITION OUTPUT 1 5V DC FULL OPEN or FULL CLOSED SIGNAL output stem turned CCW outpu...

Page 4: ...15 59 dia 22 87 67 2 64 12 0 043 sq 70 2 76 dia 0 MANUAL HANDLE STEM 6 24 sq 2 G 1 2 CONDUIT 4 M6 12 47 deep 90 deg pitch YOKE CONNECTION 110 4 33 136 5 35 199 7 83 16 63 YOKE SURFACE 35 1 38 60 2 36 7 5 30 23 91 34 134 20 79 32 5 1 28 Cable connector or leadwires not provided with terminal box TERMINAL BOX TYPE Rugghölzli 2 CH 5453 Busslingen Tel 41 0 56 222 38 18 Fax 41 0 56 222 10 12 mailbox se...

Page 5: ...COM2 CCW CW FULL OPEN or FULL CLOSED SIGNAL POSITION OUTPUT 1 5V DC POWER MODE SELECTOR POWER INPUT STATUS POT MOTOR LIMIT SW Full open closed signals and forced open close signals are optional Disregard the switching regulator circuit for DC power input Specifications are subject to change without notice Rugghölzli 2 CH 5453 Busslingen Tel 41 0 56 222 38 18 Fax 41 0 56 222 10 12 mailbox sentronic...

Page 6: ...eters 6 inches above the cover OUTDOOR USE When installing the MRP outdoor or where it is exposed to rain or water drops be sure to fasten the cable connector tightly and leave a slack of the cable Do not mount the MRP in such direction that the output stem or cable connector is at the top of the MRP unit ELECTRICAL CONNECTION With DC power type unit power supply and signal lines are not isolated ...

Page 7: ... life of the actuator FUSE A fuse is equipped for protection against overload current When you turn the power supply on check that the power LED is on If it is off check that the fuse is melted Replace it with a new one If the new fuse is melted again soon after it has been re placed there may be problems with the control PCB or the motor Contact M System or sales representative RE STARTING TIMER ...

Page 8: ...erse Actions Operation at Abnormally Low Input Power Indicator green with power supplied Input Indicator green with input applied Status Indicator red blinks in 2 sec intervals blinks in 0 5 sec intervals with mechanical lock detected Remark Turning adjustment potentiom eters and switches with a torque exceed ing their tolerance may destroy their stop pers Turn them carefully and stop where they h...

Page 9: ...EL MIN SPAN MAX SPAN MRP4 1 MRP5 1 45 90 MRP6 1 MRP4 2 90 180 MRP6 2 Standard Zero Position M i n i m u m s p a n M a x i m u m s p a n M a x i m u m O p e r a t i o n R a n g e 5 d e g 5 d e g Adjustable Zero Range Adjustable Span Range Figure 5 Minimum Maximum Span MRPx Bolts M5 Output Stem Coupling Yoke Valve Bonnet Figure 6 Example of the MRP Mounted to a Valve 1 Supply power to the MRP and ap...

Page 10: ...gnal COM2 COM1 COM2 POWER black 1 U V white 2 red 3 INPUT COM1 green 4 POSITION OUTPUT 1 5V DC yellow 5 blue 6 gray 7 brown 8 FULL OPEN or FULL CLOSED SIGNAL output stem turned CCW output stem turned CW FORCED OPEN CLOSE SIGNAL output stem turned CCW output stem turned CW OVERLOAD FULL CLOSED FULL CLOSED or OVERLOAD SIGNAL Remark The yellow wire must be left unconnected if the position output sign...

Page 11: ... The following explanation applies to reverse action For di rect action read the value in the brackets Remark Applying an over torque to the adjustments may destroy stoppers or other sections of them Use a small sized screwdriver and be sure to stop turning as soon as they hit the stoppers ADJUSTMENT PROCEDURE A Zero and Span Apply power supply voltage and 0 100 input Turn ZERO adjustment until th...

Page 12: ...and Check input signal Narrow the deadband ON Flash 0 5 sec Actuator mechanism is damaged Repair Overload cause by a foreign object caught in the valve Check the valve Control PCB damaged Repair or replace Wiring error at the motor or position sensor Check the connector Low power voltage or insufficient capacity Check the power supply ON OFF Flash 2 sec Abnormal input signal Check the input signal...

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