OPTO 22 SNAP PAC S Series User Manual Download

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SNAP PAC S-SERIES CONTROLLER

USER’S GUIDE

SNAP-PAC-S1

SNAP-PAC-S2

SNAP-PAC-S1-FM

SNAP-PAC-S1-W

SNAP-PAC-S2-W

Form 1592-18080

—August 2018

43044 Business Park Drive

•

Temecula

•

CA 92590-3614

Phone: 800-321-OPTO (6786) or 951-695-3000

Fax: 800-832-OPTO (6786) or 951-695-2712

www.opto22.com

Product Support Services

800-TEK-OPTO (835-6786) or 951-695-3080

Fax: 951-695-3017

Email: [email protected]

Web: support.opto22.com

Summary of Contents for SNAP PAC S Series

Page 1: ... S2 W Form 1592 180803 August 2018 43044 Business Park Drive Temecula CA 92590 3614 Phone 800 321 OPTO 6786 or 951 695 3000 Fax 800 832 OPTO 6786 or 951 695 2712 www opto22 com Product Support Services 800 TEK OPTO 835 6786 or 951 695 3080 Fax 951 695 3017 Email support opto22 com Web support opto22 com ...

Page 2: ...Pamux are registered trademarks of Opto 22 Generation 4 groov Server ioControl ioDisplay ioManager ioProject ioUtilities mistic Nvio Nvio net Web Portal OptoConnect OptoControl OptoDataLink OptoDisplay OptoEMU OptoEMU Sensor OptoEMU Server OptoOPCServer OptoScript OptoServer OptoTerminal OptoUtilities PAC Control PAC Display PAC Manager PAC Project PAC Project Basic PAC Project Professional SNAP E...

Page 3: ...erial based I O Units 9 Ethernet Link Redundancy 10 Controller Redundancy 11 Remote Host and I O Unit Connections Using PPP 12 About This Guide 13 Related Documentation 13 For Help 14 Chapter 2 Quick Start 15 What You Will Need 15 Power Supply Recommendations 15 Change to SNAP PAC S1 Power Input Range 15 Installing Hardware 16 RS 232 and RS 485 Serial Networking 17 RS 232 Connections 17 Attaching ...

Page 4: ...nting the Controller 30 Panel Mounting and Dimensions 30 DIN Rail Mounting and Dimensions 34 About the Controller s Memory Map 36 Using Data for Peer to Peer Communication 36 What s Next 36 Chapter 3 Maintenance and Troubleshooting 37 Troubleshooting 37 Checking Power 37 Communicating on a Wired Ethernet Network 37 Pinging the Controller 38 Solving Network Problems 38 Create a Network Diagram 38 C...

Page 5: ...rmware 51 Booting from Firmware on the Card 52 Updating Running or Testing a Strategy 54 Disabling or Enabling Firmware and Strategy Updates Via the Card 56 Setting Time and Date 56 STAT LED Blink Codes 56 Serial Port LEDs 57 WLAN LED Wired Wireless Models Only 58 Appendix A Technical Specifications 59 Index 61 ...

Page 6: ...SNAP PAC S Series User s Guide vi ...

Page 7: ...lowcharts although a PAC Control strategy can actually contain a much larger number of flowcharts The total number of flowcharts is limited only by the controller memory available for strategy storage Two S series PACs of the same part number can be used together as redundant controllers One controller runs the strategy while the other runs in tandem ready to take over if the first one fails Ether...

Page 8: ...tandard is supported while older WPA and WEP security standards are included for backwards compatibility Just like a laptop computer with a wireless connection all functionality remains the same whether the Wired Wireless PAC is used wirelessly or as part of a wired network Supported protocols remain the same Control programs run the same on both networks without reprogramming A Wired Wireless S s...

Page 9: ...ical Note form 1692 Redundant Controllers Two identical SNAP PAC S series controllers can be used in a redundant system where one controller actively runs the control program and the other is ready to take over if the first one should fail Besides two identical PACs a redundant system requires PAC Project Professional R9 0 or newer see PAC Project Software below and the SNAP PAC Redundancy Option ...

Page 10: ...ough the PAC Control strategy can actually contain a much larger number of flowcharts The total number of flowcharts is limited only by the memory available for strategy storage PAC Display Basic is an intuitive HMI package for building operator interfaces or projects for communicating with a SNAP PAC controller PAC Display offers a full featured HMI including alarming trending and a built in libr...

Page 11: ...e two wire RS 485 support integrates existing Opto 22 mistic serial based I O units into contemporary Ethernet based systems OnWired Wireless models the additional wireless LAN interface offers even more flexibility in system design Basic Control System In this basic system the SNAP PAC S1 controls several SNAP PAC I O units some on a wired Ethernet network and some on a serial network PAC Project...

Page 12: ...roller segments enterprise traffic from the control network For this system PAC Display must be configured to access the I O through the controller rather than directly from the I O units since they are on a separate network PC running OptoOPCServer and OptoDataLink PC running PAC Display Professional Ethernet switch network 1 Ethernet switch network 2 Enterprise Network Control Network SNAP PAC S...

Page 13: ...easily talk to the I O units through a wired network and segment the enterprise PCs on a wireless LAN In addition because theWired Wireless PAC has two wired interfaces plus the wireless one it could segment three networks for example a wired control network a wired enterprise network and a wireless connection with a laptop for maintenance or testing purposes Wireless LAN access point Wired Wirele...

Page 14: ...a to a PC running Opto 22 s PAC Display HMI software PC running PAC Display Professional Ethernet switch PC running PAC Control Professional SNAP PAC S series controller controls all I O units I O units are connected via a 2 wire RS 485 serial network and are running the mistic protocol Each I O unit is connected to its own group of sensors and actuators and all I O units are controlled by the SNA...

Page 15: ...ators location 3 Sensors and actuators location 4 Sensors and actuators location 5 Sensors and actuators location 1 Sensors and actuators location 2 PC running PAC Display Professional PC running PAC Control Professional Scale RS 485 serial networks SNAP PAC S2 controller controls all I O units and processes data from the scale I O units are connected via a 2 wire RS 485 serial network and are con...

Page 16: ...rk interface cards NICs and the SNAP PAC S series controller and the I O units SNAP PAC R1 and R2 controllers have two network interfaces as well For an example of controller redundancy see the following page PC with two NICs running PAC Display Professional PC with two NICs running OptoOPCServer I O units are all connected by the controller Each I O unit is connected to its own group of sensors a...

Page 17: ... The two controllers you use must be exactly the same part number for example two SNAP PAC S2 controllers or two SNAP PAC S1 W controllers As you can see one advantage of an Opto 22 redundant system is that it uses standard PACs standard cabling and standard I O Another advantage is that either controller can act as the active or backup controller you can switch their roles at any time for mainten...

Page 18: ...or this use the controller communicates using the Point to Point Protocol PPP over a modem PC running OptoOPCServer and OptoDataLink PC running PAC Display Professional Ethernet switch Dial up modem at remote location Enterprise Network SNAP PAC S series controller uses a PPP dial up telephone connection to communicate with I O units at a remote location SNAP I O unit at remote location is connect...

Page 19: ...grams for the system PAC Control User s Guide1 1700 PAC Control Command Reference1 1701 PAC Control Commands Quick Reference 1703 Configuring SNAP I O points and system functions PAC Manager User s Guide1 1704 Securely accessing data in the PAC via its REST API developer opto22 com Programming your own applications by using either The OptoMMP protocol for memory mapped controllers and brains One o...

Page 20: ...en calling for technical support you can help us help you faster if you provide the following information to the Product Support engineer A screen capture of the Help About dialog box showing software product and version available by clicking Help About in the application s menu bar Opto 22 hardware part numbers or models that you re working with Firmware version available in PAC Manager by clicki...

Page 21: ...ernet network as the controller Opto 22 RS 485 serial based I O units SNAP PAC serial brains serial B3000 SNAP BRS B100 B200 brains or mistic remote bricks G4D16R G4D32RS G4A8R on a two wire RS 485 network Recommended PAC Project Basic or PAC Project Professional available from the Opto22 website POWER SUPPLY RECOMMENDATIONS Opto 22 recommends that the SNAP PAC S series controller be powered with ...

Page 22: ...on the face of the controller b Connect the COM wire from the power supply normally black to the negative terminal on the face of the controller c Connect a lead from a known chassis ground to the ground terminal on the face of the controller IMPORTANT Do not turn on power to the controller 5 Using Category 5 or superior solid unshielded twisted pair cable connect the SNAP PAC S series controller ...

Page 23: ...AP PAC S series controller to Direct connect to a device that supports RS 232 communication Connect to a modem and make a serial Point to Point Protocol PPP connection to a remote PC or other device that supports PPP Use PAC Manager to configure the RS 232 ports for the way you want to use them For instructions see the PAC Manager User s Guide form 1704 Note that the controller cannot make a direc...

Page 24: ...network For more information please see the appropriate data sheet or user s guide for configuring the I O unit or brain that is at the end of the link NOTE Bias and termination settings on S series controllers take effect immediately Configuring RS 485 Connections on SNAP PAC S1 Controllers RS 485 bias and termination settings are configured using two DIP switches located on the top of the contro...

Page 25: ...rs Indicators and Pinouts on page 21 Wiring the 7 pin Serial Connector on SNAP PAC S2 Controllers Each of the four serial ports on SNAP PAC S2 controllers uses a 7 pin pluggable connector supplied with the controller EBY part number EB1381M 07 500 or equivalent Using the screws on the side of the connector insert or remove the wires as needed For a pinout of this connector see Connectors Indicator...

Page 26: ...re for common However it might be easier to obtain a cable that has an extra twisted pair and then use one of the wires from this extra pair for the signal common connections NOTE Make sure there are enough wires in the cable for a separate insulated signal common wire Do not connect the signal common wire to chassis ground Do not use the overall cable shield drain wire as the signal common Connec...

Page 27: ...orts 1 and 2 for RS 485 and RS 232 serial Pin Description Signal Direction Port 2 for RS 485 serial 2 Wire 1 TX RX In Out 2 TX RX In Out 3 SIG COM 4 IRQ In 5 IRQ In Port 1 for RS 232 serial 6 TX Out 7 RX In 8 GND 9 RTS Out 10 CTS In Isolated ground Independent 10 100 Mbps Ethernet interfaces RJ 45 connectors 8 32 VDC input power pluggable 3 pin connector Port 0 for RS 232 serial communications DB ...

Page 28: ... Pin Description Signal Direction Port 2 for RS 485 serial 2 Wire 1 TX RX In Out 2 TX RX In Out 3 SIG COM 4 IRQ In 5 IRQ In Port 1 for RS 232 serial 6 TX Out 7 RX In 8 GND 9 RTS Out 10 CTS In Isolated ground Independent 10 100 Mbps Ethernet interfaces RJ 45 connectors 8 32 VDC input power pluggable 3 pin connector Port 0 for RS 232 serial communications DB 9 connector with handshaking Supports PPP...

Page 29: ...Do not use communication port connectors from a legacy OptoControl controller Legacy connectors will fit in a SNAP PAC S2 but the pin orientation is different Instead use the connectors supplied with the SNAP PAC S2 controller 2 Isolated ground Each channel is isolated from the others Legacy OptoControl Controllers G4LC32 G4LC32SX G4LC32ISA G4LC32ISA LT M4 M4IO M4RTU SNAP LCM4 SNAP LCSX PLUS Indep...

Page 30: ...n 1 CAUTION Do not use communication port connectors from a legacy OptoControl controller Legacy connectors will fit in a SNAP PAC S2 but the pin orientation is different Instead use the connectors supplied with the SNAP PAC S2 controller 2 Isolated ground Each channel is isolated from the others Legacy OptoControl Controllers G4LC32 G4LC32SX G4LC32ISA G4LC32ISA LT M4 M4IO M4RTU SNAP LCM4 SNAP LCS...

Page 31: ...location of pin 1 on the connector itself Wiring a PAC S1 Controller to SB Series Brains Wiring a PAC S1 Controller to B3000 mistic Brains with an Interrupt Line Pin 1 TX RX TX RX COM TX RX TX RX COM 2 wire termination end of link Switches 3 2 OFF Switch 1 ON 1 2 3 ON 1 2 3 ON 2 wire middle of link All switches OFF Chassis GND TX RX TX RX COM 1 2 3 4 5 6 7 8 9 10 PAC S1 PAC SB PAC SB Chassis GND T...

Page 32: ...at both ends of the network should be terminated In addition the RS 485 link should be biased at one location only which is typically at the controller PAC S2 Controller to B3000 mistic Brains with an Interrupt Line Pin 1 B3000 B3000 Chassis GND TX RX TX RX COM IRQ IRQ Two wire 1 2 3 4 5 6 PAC S2 NOTE To set bias and termination on a B3000 B see form 1927 Configuring the B3000 B B3000 B3000 Chassi...

Page 33: ... also Connectors Indicators and Pinouts on page 21 SBTA connected to a G4 mistic brick COM TX IRQ IRQ PAC S2 to SBTA 3 1 2 4 5 6 PAC S2 NOTE For termination information see the Mistic Installation Guide form 595 COM TH IRQ G4TERMconnectedtoa G4 mistic brick TX TX IRQ IRQ PAC S2 to G4TERMR or G4TERML 1 2 6 7 3 4 PAC S2 TH TH IRQ IRQ COM COM ...

Page 34: ...eless PACs have a third network interface for the wireless LAN You can use these separate interfaces to segment the control network from the company network or for other purposes Use PAC Manager to assign the secondary and wireless addresses and configure settings Make sure each interface is on a separate IP subnet and receives a unique IP address 1 2 3 ON 1 2 3 ON Two wire 2 wire termination end ...

Page 35: ...S2 can be configured either as an RS 232 serial port or an RS 485 serial port Up to four ports on the SNAP PAC S2 can be used for I O and up to four ports can be used for general purpose serial communication Only one port on the SNAP PAC S2 can be used for PPP communication By default the serial ports are as follows Port Factory Default Mode 0 RS 232 PPP 1 RS 232 not PPP 2 RS 485 2 wire 485 with t...

Page 36: ...l mounted or mounted on a DIN rail DIN rail mounting requires an adapter clip part number SNAP PSDIN not included Panel Mounting and Dimensions Use two screws on each side of the SNAP PAC S1 controller to mount it to a panel See the next page for antenna dimensions on the SNAP PAC S1 W SNAP PAC S1 SNAP PAC S1 FM SNAP PAC S1 W ...

Page 37: ...CHAPTER 2 QUICK START SNAP PAC S Series User s Guide 31 SNAP PAC S1 W Antenna Dimensions ...

Page 38: ...ONTROLLER SNAP PAC S Series User s Guide 32 Use one screw on each side of the SNAP PAC S2 controller to mount it to a panel See the next page for antenna dimensions on the SNAP PAC S2 W SNAP PAC S2 and SNAP PAC S2 W ...

Page 39: ...CHAPTER 2 QUICK START SNAP PAC S Series User s Guide 33 SNAP PAC S2 W Antenna Dimensions ...

Page 40: ...d For DIN rail mounting remove the four screws that fasten the panel mounting base plate to the controller Save screws Remove the base plate Use the four screws to fasten the DIN rail adapter clip to the bottom of the controller as shown Antenna dimensions for the SNAP PAC S1 W are on page 31 Optional DIN rail adapter clip SNAP PAC S1 SNAP PAC S1 FM and SNAP PAC S1 W ...

Page 41: ...g requires an adapter clip part number SNAP S2DIN not included For DIN rail mounting remove the four screws that fasten the panel mounting base plate to the controller Save screws Remove the base plate Use the four screws to fasten the DIN rail adapter clip to the bottom of the controller as shown SNAP PAC S2 W antenna dimensions are on page 33 ...

Page 42: ...ptions of the Scratch Pad areas bits integers floats and strings see the PAC Manager User s Guide form 1704 For help in using PAC Control commands to access Scratch Pad areas see I O Unit Scratch Pad Commands in the PAC Control User s Guide form 1700 If you are not using PAC Control but writing your own software applications to access the Scratch Pad areas see the OptoMMP Protocol Guide This guide...

Page 43: ... the information in Power Supply Recommendations on page 15 and the power requirements listed in Appendix Confirm that the power supply used with the SNAP PAC S series controller meets these requirements 2 Confirm that all leads connected to the controller and the power supply are securely attached These connections are described in Installing Hardware on page 16 3 Verify that the controller s gro...

Page 44: ...G command cannot be found choose Start Control Panel Network Make sure TCP IP is configured as a protocol and that an IP address and subnet mask are assigned If you see the message Destination host route not defined the controller probably has an inappropriate IP address and subnet mask Make sure the IP address and subnet mask on the controller are compatible with those on the computer Follow dire...

Page 45: ...s that you have network problems Opto 22 recommends using the open source network protocol analyzer or packet sniffer Wireshark www wireshark org to log and analyze network communication packets on your network Have Your Network Certified If you suspect network problems you may need to have your network professionally certified Opto 22 does not offer network validation or certification services bu...

Page 46: ...ary TCP Minimum Retransmission Timeout sets an absolute minimum value for the RTO The controller s calculated RTO will never go below this value TCP Initial Retransmission Timeout sets the RTO for the first communication try Be careful since all future tries are based on this value if you set it too low for network conditions a connection will never be made TCP Retransmission Attempts sets the num...

Page 47: ...e controller and the brain Turnaround delays are typically required at 9600 baud and sometimes needed at higher baud rates when your RS 485 422 bus is using repeaters Configure the controller s turnaround time in PAC Manager Tools Inspect Status Write button Turn Around Delay for Port msec represents the port number that the controller is using to connect to the brain Configure the same turnaround...

Page 48: ...ithium battery that will retain data for a minimum of 10 years Replacement part number is G4BATT32 Getting Device and Firmware Information If you need to contact Opto 22 Product Support for assistance in using a controller it is helpful to have device and firmware information at hand before you call 1 Choose Start Programs Opto 22 PAC Project Software PAC Manager 2 In the PAC Manager main window c...

Page 49: ... need press and hold down the reset button as described below DO NOT hold the button down too long NOTE Do not reset the brain to hardware test mode unless Opto 22 Product Support tells you to Degrees F C Comm Watchdog Time msec Scanner Flags Digital Scan Counter Analog Scan Counter PID Loops Smart Modules Present Arcnet data Digital resets and failures since powerup Reset type How to use the rese...

Page 50: ...troller its firmware and loader and the card type you are using IMPORTANT Minimum controller firmware version R9 4a and loader version R6 1a are required to use microSDHC cards For more information see OptoKnowledgeBase article KB83929 Hardware test mode Press and hold until LED starts blinking orange rapidly and con tinuously 5 sec Controller restarts Any files strategy archived strategy and pers...

Page 51: ... using a prepared card In advance Controller1 PC with card reader 1 Use PAC Manager Inspect window to store IP address and configuration data to card 2 Use PAC Control to make controller down load cdf file 3 Create a command file to load firmware 4 Copy cdf file command file and firmware file to card 48 If controller fails Controller 1 Replace failed controller with a new one must be exactly same ...

Page 52: ...te other directories and create or add files For a card formatted with FAT16 you can have up to 512 files or directories in the root directory and each subdirectory can have up to 65 534 files Cards formatted with FAT32 have no restrictions on the number of files in the root Note filename requirements in Card Type and Format on page 44 Update non net worked controller with new strategy4 In advance...

Page 53: ...ou need to know how many free bytes are left on a microSD SDHC card you can use PAC Control or PAC Manager to read this data from an address in the controller s memory map In a PAC Control strategy for example you could notify an operator if the card needs replacing based on the number of bytes still unused 1 Make sure the card is in the controller 2 In PAC Control use the command Read Number from...

Page 54: ...reparingthecard requires PAC Manager R9 0 or higher You must prepare the card in advance and then keep it in a safe place in case the controller fails The replacement controller must have exactly the same part number as the old controller for example a SNAP PAC S1 W must be replaced by a SNAP PAC S1 W and it must have minimum firmware R9 0a and loader 6 0a See page 47 to check versions CAUTION Use...

Page 55: ...ed at sdcard0 opto22 config config cfg 3 Prepare the strategy file a Open your strategy in PAC Control In Configure mode choose File Strategy Options Click the Download tab b Check the Set autorun flag after download box Click OK c Choose one of the following If you re using PACTerminal Secure Strategy Distribution SSD follow the steps in PAC Terminal SSD Technical Note form 1762 available with pu...

Page 56: ...e a Using Notepad or a similar editor create a text file named command In the command file type the following command CASE SENSITIVE Krn file file is the firmware path and filename as the card sees it so do not include the sdcard0 directory in the path If you re using Secure Strategy Distribution file must include a valid signature Here is a sample command file b In Windows Explorer delete the txt...

Page 57: ... new strategy To store the strategy to flash use the Reset button again in exactly the same way When finished a folder named backup is placed in the root directory of the card The controller restarts 10 Wait until the STAT LED blinks only once every five seconds and then remove the card Updating Firmware The card can also be used to update firmware if the controller is not on the network or if PAC...

Page 58: ...ess and hold the Reset button just until the STAT LED turns solid green and then immediately release the button Firmware is updated and saved to flash memory If IP address configuration or strategy files are on the card they are also saved to flash memory When finished a file named response is placed in the root directory of the card this file indicates the success or failure of commands in the co...

Page 59: ...orethanone thewrong firmware may be loaded 5 If the card contains a command file or any other firmware files delete them 6 To boot the controller from firmware on the card turn the controller off and insert the card in the controller s card slot Turn the controller back on Or insert the card and then quickly push and release the controller s Reset button If the boot directory exists on the card th...

Page 60: ...wnload Autorun works if you insert the card and then turn on the controller it has no effect if you insert the card when the controller is already turned on If the controller is already turned on the new strategy follows the status of the existing strategy if the existing strategy was running when the card was inserted the new strategy will run otherwise it will not If you use background downloadi...

Page 61: ...he card in and turn the controller back on The controller loads the strategy from the card verifying the signature if it is an ssd file switches to the new strategy if you re using background downloading and runs the new strategy if you set it to autorun If it s not set to autorun you can start the strategy manually using PAC Control or PAC Terminal The STAT LED blinks steadily while the strategy ...

Page 62: ...the STAT LED steadily glows orange it means the controller is on and either There isn t any strategy in the controller or The strategy in the controller is stopped or The strategy in the controller has run and no flowcharts are currently running If your S series PAC has a microSD card slot the STAT LED Briefly blinks off once every five seconds when it checks to see if a card has been inserted int...

Page 63: ...6 slow RAM error Contact Product Support 7 slow Loader problem Firmware or hardware problem Confirm Ethernet cables are connected Try turning off power to the controller and turning it back on again Call Product Support if the error is repeated 8 slow WLAN failure Wired Wireless models only Try restoring the PAC to factory defaults see Resetting the Controller on page 43 If that doesn t work conta...

Page 64: ...nsmit and Receive activity for that port WLAN LED Wired Wireless Models Only The WLAN LED on a SNAP PAC S1 W or SNAP PAC S2 W indicates wireless LAN status and activity Color of LED Means Red The controller is disconnected from the wireless LAN Orange The wireless LAN interface is scanning associating and authenticating the wireless network Green The controller is connected to the wireless network...

Page 65: ...C S1s with serial number 625654 or higher and all SNAP PAC S2s Rechargeable recharges whenever the brain has power 1 year power off data retention replacement part number SNAP PAC BATTERY ML2430 SNAP PAC S1s with serial number 625653 or lower User replaceable 3 6 volt TL 5242 W lithium 10 year minimum power off data retention replacement part number G4BATT32 Ethernet Communication wired to host an...

Page 66: ...20 C to 60 C 40 C to 85 C 0 to 95 relative humidity non condensing Software PAC Project Basic PAC Project Professional RESTful API Includes programming HMI software and configuration software included with purchase of controller PAC Project Basic plus OPC 2 0 compliant OPC server OptoControl strategy and OptoDisplay project importing support for serial mistic I O units and Ethernet link redundancy...

Page 67: ...nting 30 34 35 dimensions PAC S1 34 PAC S2 35 DIP switches PAC S1 18 21 E environmental requirements 59 Ethernet network 1 certification 39 errors 39 interfaces 21 22 28 troubleshooting 38 F Factory Mutual approval 2 FactoryFloor 3 failsafe bootloader mode 43 files in removable storage 46 firmware booting from microSD card 52 disabling enabling microSD updates 56 getting information 42 loading 44 ...

Page 68: ...ted 1 6 7 troubleshooting 38 wireless 2 7 network protocol analyzer 39 networking serial 17 O OPC 13 operating temperature 59 OptoControl strategies 3 OptoMMP Communication Toolkit 36 P PAC Control 54 PAC Manager 13 18 PAC S1 See SNAP PAC S1 PAC S2 See SNAP PAC S2 packet sniffer 39 panel mounting 30 peer to peer communication 36 pinouts PAC S1 21 PAC S1 W 22 PAC S2 23 PAC S2 W 24 power requirement...

Page 69: ...sions 35 interrupt line 26 27 LEDs 23 24 mistic brain connecting to 26 27 mode termination and bias 18 panel mounting 32 serial ports 18 19 wiring 19 specifications 59 STAT LED 56 storage temperature 59 strategy 54 disabling enabling microSD updates 56 system requirements 15 T TCP IP networks 2 settings 39 stack 39 temperature and humidity 59 termination settings SNAP PAC S1 18 timeout 39 troubles...

Page 70: ...SNAP PAC S Series User s Guide 64 ...

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