Related Manuals for EMS EMS520
Summary of Contents for EMS EMS520
- Page 1 EMS520 MANUAL VOLUME 2 Rev 1.5 Electrical Wiring Guide Prepared by Michael L. Kominske Environmental Monitor Service Inc. MAY 5, 2017 ENVIONMENTAL MONITOR SERVICE, INC. POB 4340, Yalesville, CT 06492 Sales@emsct.com...
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Page 2: Table Of Contents
Table of content ........................ 3 UIDELINES FOR USER SAFETY AND EQUIPMENT PROTECTION SECTION 1-INSTALLATION ELECTRICAL CONNECTIONS ......................3 1 RS485 M ............................ 5 ODBUS ETWORK IRING 1&2 ................................5 INFORMATION & I ............................7 ECTION PTIONAL ELAYS NPUTS 4-20 ................................. 8 PTIONAL MA OUTPUTS .............................. -
Page 3: Guidelines For User Safety And Equipment Protection
GUIDELINES FOR USER SAFETY AND EQUIPMENT PROTECTION This manual is intended to aid trained and competent personnel in the installation of this equipment. Only a technician or engineer trained in the local and national electrical standards should perform tasks associated with the electrical wiring of this device. -
Page 5: Port 1 Rs485 Modbus Network Wiring
PORT 1 RS485 MODBUS NETWORK WIRING Use cables to network devices that meet specs of Belden Cable P/N 3106A Multi -Conductor – EIA Industrial RS-485 PLTC/CM or equivalent: • 22AWG stranded (7x30) tinned copper conductors, Datalene insulation, twisted pairs, overall Beldfoil shield(100% coverage) plus a tinned copper braid(65% coverage), drain wire, UV resistant PVC jacket. - Page 6 RS485: PIN OUT Use RS485 to create a multi-drop network containing up to 32 devices. Note: port #1 is set to RS485 ▪ Note that the ports are not isolated. If controller is used with a non-isolated external device, avoid potential voltage that exceeds +/- 10V.
- Page 7 Positive 4-20mA output CH2 - Aout1 Positive 4-20mA output CH3 - Aout2 Positive 4-20mA output CH4 - Aout3 EMS520 Relay Group 2 output wiring list Group 2 Relays In CAL to DAS (6 Minutes) - 08 Zero solenoid command contact (3 Minutes) -...
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Page 8: Optional 4-20Ma Outputs
OPTIONAL 4-20MA OUTPUTS channels. The ranges are set during final test to the information supplied by the customers. Field changes can be made in the setup page. Maximum output Loop compliance is 500 Ohms. Description Connections Common for mA outputs Aout0 Positive 4-20mA output CH1 Aout1... -
Page 9: Optional Snap In Connections
OPTIONAL SNAP IN CONNECTIONS COM for 4-20mA outputs AOUT 0 is Ch-1 AOUT 1 IS Ch-2 AOUT 2 is Ch-3 AOUT 3 is CH-4... -
Page 10: Smart Service Module (Ssm) Components
SMART SERVICE MODULE (SSM) COMPONENTS...