background image

5

L1 L2 L3

35 36 32

33 34

20 21

CLC1

CLC2

OPC1

OPC2

22 23

24 25

26 27

28 29

30 31

1

2

3

4

34

35

36

32

35

36

32

35

36

32

33

35

OP

CL

OP

CL

OP

CL

5. OM3 WIRING dIAGRAM

(note 1)

remote commands

(note 2, 5)

Output contacts

(note 3, 4)

Internal supply 24 V dc

External supply 24/120 V ac

External supply 24/120 V dc

Local Interface

(optional module 3)

Ground

notes

1.  Power connection L1 - L2 for V dc or V ac single phase motor supply: from 24 V to 240 V or from 100 V to 240 V
 

Power connection L1 - L2 - L3 for 3-phase motor supply from 208 V to 575 V (check on the actuator label the correct voltage to be applied)

2.  remote commands options

3.  contacts shown in intermediate position cLc1 - cLc2 end of travel signaling in CLOSING
 

contacts shown in intermediate position OPc1 - OPc2 end of travel signaling in OPENING

4.  Output contact rating: 240 V ac / 5 a - 30 V dc / 5 a - 120 V dc / 0.5 a
5.  control commend rating: 24 to 120 V ac or V dc
6.  Blinker or local selector monitoring function (when OM3 is present) to be configured

Keystone

 OM3 - EPI-2 LOcaL IntErfacE MOduLE

InstallatIon and MaIntenance InstructIons

(note 6)

Summary of Contents for KEYSTONE OM3

Page 1: ...e controls via PDA or PC have priority on any other remote commands and allow full actuator operability from a distance also when the valve is not visible Special attention must be paid under this condition to avoid any damages or injuries to people working close to the valve Keystone will not accept any responsibility for damages or injuries caused by an improper use of your Bluetooth PDA or PC W...

Page 2: ...a You will see the terminal board inside the actuator Remove the ground cable from the cover in the enclosure The position of the connections is shown on the yellow label that you will find inside the cover just removed see Figures 4 5 Figures 4 5 Electrical connections Pos Description Q ty 1 Local Interface module 1 2 Screws for connecting connector 4 Warning Pay attention not to damage the joint...

Page 3: ...connector Now the Local Interface is connected to the actuator see Figure 9 Take the 4 screws removed from terminal board cover and use them to fix the Local Interface to the actuator using the 5 mm Allen key see Figure 10 Figure 9 OM3 kit connected to the EPI 2 terminal board Figure 10 Fixing the local interface onto the EPI 2 actuator The installation of the OM3 Local Interface module onto the E...

Page 4: ...3 2 3 OPEN CLOSE push buttons The two OPEN and CLOSE push buttons are push to run type only Once the push buttons are released the actuator stops 4 To locally operate the actuator Once you have made sure that the actuator basic configuration is as requested by your application bring the 2 position selector to LOCAL and control the actuator by OPEN and CLOSE push buttons The actuator can be driven ...

Page 5: ... from 100 V to 240 V Power connection L1 L2 L3 for 3 phase motor supply from 208 V to 575 V check on the actuator label the correct voltage to be applied 2 Remote commands options 3 Contacts shown in intermediate position CLC1 CLC2 end of travel signaling in closing Contacts shown in intermediate position OPC1 OPC2 end of travel signaling in opening 4 Output contact rating 240 V AC 5 A 30 V DC 5 A...

Page 6: ...uator nameplates indicate their suitability to a hazardous area and the appropriate protection degree Maintenance and repair works must be carried out by qualified personnel and checked by responsible specialists I Environmental data L Actuator duties M Explosionproof protection degree N Weatherproof protection degree O ATEX certificate reference P Manufacturer details Q Year of construction R Not...

Page 7: ...llation in ambient with the presence of explosive atmospheres not covered by the specified grade of protection specified in the label or which could reach temperatures outside the range specified in the label will invalidate the safety and the warranty 7 3 Check for right application Before the installation check for protection mode and for the ambient temperature range written on the appropriate ...

Page 8: ... on the enclosure and clean it in the case the quantity becoming more than 5 mm 9 1 Periodic inspections a Frequency of inspection may depend form the installation and working conditions in general at least one inspection every two years is recommended b Inspect the Electrical Actuator with particular attention to electrical enclosures conditions Warning Any damage or breaking found on the enclosu...

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