Output Relay Electrical Function Module
Contents
1. Function Modules Output Relay Electrical Function Module 3 Application The ORE Function Module is typically used for e control of 2 wire motor starter circuits or similar electrical equipment so equipment fails to a known state when the DCM loses power Capabilities Table 1 ORE Function Module Capabilities Input from DCM DCM inputs a digital Allows DCM to provide command automatic control of outputs Hand Off Auto HOA Switch selects one of Allows for manual override Status Switch Auto DCM relay control of DCM control for special of outputs situations Hand Opens the Common N C circuit and closes the Common N O circuit Off Opens the Common Allows for local manual N O circuit and closes control even if the DCM is the Common N C circuit not present Note Hand Off positions mechanically force a contact transfer Power on Reset At low power or after power Provides controlled restart up relay is de energized Output to Field Module provides Form C Provides contact closure contact control control for field devices 4 Function Modules Output Relay Electrical Function Module Theory of Figure 2 is a functional diagram of the ORE Function Module Operation DCM ORE E Relay NO a LH PA O Control ae A a A Le e Wo com Field Li jj gt Device N o N C orel01 Figure 2 ORE Function Diagram Under DCM control the process is2. coil 1 000 VAC 50 60 Hz for 1 minute between N O and N C contacts Mechanical 10 000 000 operations Electrical 300 000 operations for inductive load at 120 VAC at 1 amp with a power factor of 0 4 Maximum 100 msec At low power or after power up relay is de energized Power is from the PWR in the NCU NEU 32 to 122F 0 to 50 C 10 to 90 noncondensing RH 86 F 30 C maximum dew point 40 to 158 F 40 to 70 C 5 to 95 noncondensing RH 86 F 30 C maximum dew point 0 85 in H x 2 6 in W x 7 0 in L 2 2 cm H x 6 6 cm W x 17 8 cm L 0 5 Ib 0 22 kg FCC Part 15 Subpart J Class A UL 916 CSA C22 2 No 205 UL Listed and CSA Certified as part of Metasys 6 Function Modules Output Relay Electrical Function Module Installation Procedures AAA AAA ae General When installing and connecting function modules Information e follow NEC and local codes e observe maximums as specified in the specification table and in these installation guidelines Motor Starter Figure 3 diagrams the wiring for motor starter applications using the ORE Function Module X1 X2 A Motor _H Starter 7 Holding 7 N Coil Overloads Wire Gauge OO and Length Per Local Codes A ORE TBF no 4 p Relay NL H E DCM Control gt va A Electronics lt S o_o e COMAS 7 IES a AN Teak e Nc 2 LN Connection to DCM A J completed through eae
3. M internal connector lt lt TBF in left bay TBF in rightbay gt Es on end of function ofNCU NEU ofNCU NEU Sa module Z lt SY 4 N Strip wire and insert in side N set screw in front face to secure face of TBF Use j JI orewire Figure 3 Wiring for Motor Starter Applications Function Modules Output Relay Electrical Function Module 7 Physical Installation Assumptions The following procedure for the physical installation of the ORE Function Module assumes e Panel NCU or NEU is installed e Connections to field devices are complete e You have engineering drawings defining details for the installation e You are familiar with Metasys Network terminology and the location and operation of power switches Procedure For each ORE Function Module in the network perform the following steps 1 Set the HOA switch to off 2 Refer to the engineering drawings and identify the proper panel and slot number location for this module Open latch 4 Insert the module in the appropriate slot 5 Close latch locking function module in place 8 Function Modules Output Relay Electrical Function Module Physical Verification Assumptions Procedure Software Verification Assumptions Procedure Commissioning Procedures The following procedure for the physical verification of the ORE Function Module assumes e Physical installat
4. Metasys Network Technical Manual 636 Function Modules Section METASYS 2 Technical Bulletin Issue Date 0294 Output Relay Electrical Function Module Introduction Page 3 e Description 3 e Application 4 e Capabilities 4 e Theory of Operation 5 e Specifications 6 Installation Procedures 7 e General Information 7 e Motor Starter 7 e Physical Installation 8 Commissioning Procedures 9 e Physical Verification 9 e Software Verification 9 Troubleshooting Procedures 11 e Troubleshooting Chart 11 e Ordering Information 13 Indicates those sections where changes have occurred since the last printing 1994 Johnson Controls Inc 1 Order No 636 049 2 Function Modules Output Relay Electrical Function Module Introduction Description The Output Relay Electrical ORE Function Module is an interface between the DCM and field devices This function module provides on off control of field devices The ORE features e electrically maintained Form C relay and interface logic to enable the DCM to control this relay e Hand Off Auto HOA switch for manual control e feedback indication of the HOA switch setting to the DCM The ORE Function Module plugs into any one of the bottom ten slots associated with the DCM Figure 1 shows typical function module locations in the NCU A five slot panel is pictured Output FMs DCMs Figure 1 ORE Function Module Locations
5. The DCM provides control signals to the ORE When the relay is energized its pair of contacts change state The N C contacts open and the N O contacts close A manually controlled HOA switch can disable the DCM control of the ORE outputs and mechanically produce either an energized H or de energized O condition This control is mechanical and works even if the NCU or NEU is not powered up The status of this switch 1s reported back to the DCM Function Modules Output Relay Electrical Function Module 5 Specifications Table 2 ORE Function Module Specifications Category Specifications For Configurations Product Code Number Output Range Two states contact open closed with respect to Common on each of two leads Output Protection Inrush Current Relay Type Relay Contact Rating Relay Insulation Resistance Relay Dielectric Strength Relay Service Life Response Time Default Condition Source Power Operating Environmental Requirements Storage Shipping Environmental Requirements Agency Compliance Agency Listings Common output fused at 3 amps with a slow blow non field replaceable fuse 30 amps maximum Form C relay having a Normally Open N O and Normally Closed N C contact with a common connection between them Contacts are break before make type 120 VAC at 1 amp max pilot duty 1 000 M ohms min from contacts to coil 2 000 VAC 50 60 Hz for 1 minute from contacts to
6. ion at the NCU NEU panel is complete e Power is available at the panel power supply and at the field device For each ORE Function Module in the network perform the following steps 1 Power up the appropriate DCM power supply 2 Set the HOA switch to Hand Verify that the device is activated and or that the appropriate device is deactivated as defined in the engineering drawings 3 Set the HOA switch to OFF Verify that the device is activated and or that the appropriate device is deactivated as defined in the engineering drawings The following procedure for the software verification of the ORE Function Module assumes e Physical installation at the NCU NEU panel is complete including NCM DCM FM etc e The operating software for the network has been downloaded to the NCM controlling the panel e An Operator Workstation is available near the panel For each ORE Function Module in the network perform the following steps 1 Select the System summary that includes this ORE object 2 Set HOA switch on the ORE to Auto 3 Use the software override command and verify that the object s Value attribute as seen in the summary matches the actual value for the field device Function Modules Output Relay Electrical Function Module 9 10 Function Modules Output Relay Electrical Function Module Troubleshootin g Chart Troubleshooting Procedures Use the diagram in Figure 4 next page as a troubleshooting g
7. uide It applies for failures between point objects and field devices connected through an ORE Function Module Function Modules Output Relay Electrical Function Module 11 Start y 1s the lt lt Summary ee lt containing this object E gt Exit displaying correct _ values No E Ponto y i Fix definition lt object definition 2 See Operator Workstation o SOK User s Manual NN fe Yes PN ias DOM na LED off and Ne No Troubleshoot DCM lt is N2 polling and gt See DCM 101 Technical ARA responding Bulletin _ pe fh 1 Sg control circuit Se No Repair if JCI is a SN power i responsible SY OK Pa ls M Replace FM ASS See Ordering Information for pe Usinga ordering information Refer DVM check FM No to Material Return and o output Isit Allowance Program NOK A Procedure 3C2700 for SOK information on returning defective FMs Yes _Z Using a HA i Troubleshoot lt DVM check input gt e gt connections Seen ue andi ye Repair or replace field device if JCI is responsible orefiow Figure 4 ORE Troubleshooting 12 Function Modules Output Relay Electrical Function Module Ordering Table 3 Ordering Information Information Product Code Number Function Modules Output Relay Electrical Function Module 13 Notes 14 Function Modules O
8. utput Relay Electrical Function Module Notes Function Modules Output Relay Electrical Function Module 15 Notes JEHNSON CONTRSLS Controls Group FAN 636 507 E Michigan Street Metasys Network Technical Manual P O Box 423 Revision Date 0194 Milwaukee WI 53201 Printed in U S A 16 Function Modules Output Relay Electrical Function Module
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