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Weidmuller WI-I/O 9-K, User Manual

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Weidmuller WI-I/O 9-K User Manual Download Page 27

 

 

 

User Manual v1.9 

 

 

 

Manual 

WI-I/O 9-K

 v1.9 

 

Page 27

 

 

the common (or “central” station  should have a dipole or collinear (non-directional) antenna. 

3.3

 

Connection Plug 

External power and input signals are connected using a 7-pin weatherproof plug, provided with 

the module. The plug needs to be assembled as per the following diagram. External supply 

connection is not required when using the WI-BP-I/O-9-K battery pack

.

 

 

 

 

 

STRAIN RELIEF

CABLE CLAMP

(ONE MOUNDING SPLIT

& USED AS 2 HALVES

O-RING

COVER

LOCKING RING

LINE SOCKET

 

NOTE:  VIEW FROM SOLDER CONNECTION SIDE OF PLUG  

DN1 

DN2 

ANALOGUE 

LOOP SUPPLY 

GND 

EXTERNAL SUPPLY 

ANALOGUE IN + 

ANALOGUE IN - 

WI-I/O K 

Summary of Contents for WI-I/O 9-K

Page 1: ...For WI I O 9 1 2 3 4 products refer to separate User Manuals Weidmuller Inc Richmond VA 23236 Tel 800 849 9343 Fax 804 897 4134 Web www weidmuller com User Manual WI I O 9 K Wireless I O...

Page 2: ...before turning the power on CAUTION This device should not be operated within 8 inches 20cm of people in accordance with CFR 47 Section 1 1307 DO NOT operate the transmitter when someone is within 20...

Page 3: ...or modifications made to the device without the written consent of Weidmuller Inc may void the user s authority to operate the device This device MUST be installed by Professional Radio and Antenna p...

Page 4: ...and equipment configuration complying with the country s regulations Check with your local distributor for further information on regulations 2 For WI I O 9 x modules operation is authorised by the r...

Page 5: ...in accordance with this User Manual or abuse misuse neglect or damage by external causes or repairs alterations or modifications undertaken other than by an authorised Service Agent Weidmuller Inc s...

Page 6: ...us 17 2 4 7 Supply Voltage 17 2 4 8 Low Supply Voltage Alarm Supply LowVolts 17 2 4 9 Supply Failure 17 2 4 10 Communications Failure 17 2 5 How to Design a Remote Monitoring System 18 2 5 1 Achieving...

Page 7: ...y Voltage 39 4 7 Pulse Inputs 40 4 7 1 Manually Setting Counter Values 43 4 7 2 Shaft Encoder Inputs 43 4 7 3 Pulse Rates 43 4 8 Number of Transmissions 44 4 9 Programming Configurations to Modules 44...

Page 8: ...mits the value of an input signal whenever the signal changes and also after a pre configured time Each transmission message includes error checking to confirm the validity of the message At each tran...

Page 9: ...battery pack the WI BP I O 9 K is available to power the WI I O K The battery supply uses six AA alkaline batteries More than one WI BP I O 9 K battery pack can be connected together to supply a WI I...

Page 10: ...it can be used Configuration is performed using a PC or a laptop computer connected to the module via the internal RS232 port on the WI I O K WI I O K configuration software is required and is provid...

Page 11: ...onfigures these addresses as part of the module configuration Each transmitted message also includes error checking to ensure that no corruption of the data frame has occurred due to noise or interfer...

Page 12: ...if a message has not been transmitted for that input within an update time There are two update times for each digital input one for when the input is on and one for when the input is off Each update...

Page 13: ...unt is to be transmitted to a pulse output on a WI I O 9 x then the maximum pulse rate is 100Hz If the input rate is more than 100Hz then it can be reduced with the divider For example if the maximum...

Page 14: ...same time The divider parameter on PI2 must be set to 1 for this application If an incremental encoder is used then the calculated count value is stored in PI1 If a quadrature encoder is used then the...

Page 15: ...e the unit for other ranges The measurement resolution is 12 bit The analog input uses a sample time and warm up time configured by the user The sample time 0 32727 sec or 9 1hours wakes the WI I O K...

Page 16: ...essary transmissions possibly resulting in jamming the radio channel An update transmission of the analog value will be transmitted if the analog value has not been transmitted for during the user con...

Page 17: ...The measurement is made every time the radio transmits the measured value is the loaded supply voltage and the measurement is transmitted based on the user configurable update time there are no chang...

Page 18: ...t reset time at the WI I O 9 x to 10 minutes and the update time at the WI I O K to 4 5 minutes 2 5 How to Design a Remote Monitoring System 2 5 1 Achieving reliable radio transmission A system can th...

Page 19: ...ffect of re transmissions on other messages being transmitted from the same WI I O K module Once a WI I O K starts transmitting a message all transmissions for this message must be complete before ano...

Page 20: ...nputs 0 2 4 8 per day w time warm up time in seconds f average pulse frequency in Hz supply volts The overall current or energy requirements may be calculated by using the above figures Total energy p...

Page 21: ...re than the update time No of change messages peak rate 3 three per year 200 20 per hr for 10 hrs 50 12 No of update messages per year 363 approx Total messages for pulse input 12 363 375 Analog input...

Page 22: ...ng module is aware whether the transmitted message has been transmitted reliably The WI I O K module is not able to do this and hence does not have the same level of reliability However the ability to...

Page 23: ...uration problems are easier to recognise when the system units are close together Following installation poor communications can be caused by Incorrectly installed antennas Radio interference on the s...

Page 24: ...th For example a group of trees around the antenna is a larger obstruction than a group of trees further away from the antenna A WI I O 9 x module can be used with the WI I O K to display the radio si...

Page 25: ...nd coaxial cable should be carefully taped to prevent ingress of moisture Moisture ingress in the coaxial cable is a common cause for problems with radio systems as it greatly increases the radio loss...

Page 26: ...nsmission to benefit from the gain of the antenna Also note that Yagi antennas normally have a drain hole on the folded element the drain hole should be located on the bottom of the installed antenna...

Page 27: ...weatherproof plug provided with the module The plug needs to be assembled as per the following diagram External supply connection is not required when using the WI BP I O 9 K battery pack STRAIN RELI...

Page 28: ...4 1 External Power The WI I O K module will accept an external supply of 6 30 volts DC An external supply with a battery and battery charger is suitable Negatively grounded or floating supplies are a...

Page 29: ...ond WI BP I O 9 K can be connected to the first in a similar manner The input wiring for the WI I O K is then connected to the socket on the second WI BP I O 9 K All plugs and connectors should be wat...

Page 30: ...ery supply is two Energizer Alkaline 528 batteries in series Each battery is 6V 26 amphour two in series gives 12V 26 amphour The combined battery voltage will drop from 12V to 8V before it is dischar...

Page 31: ...s do not have any surge protection If the sensor or switch is mounted a long way from the WI I O K module external isolation such as a relay may be required for surge protection 3 5 2 Shaft Encoder Co...

Page 32: ...default the analog input is set for a mA signal when slid to the left it is set for a voltage signal Old Version Jumpers Using long nose pliers remove the two jumpers bridging the left hand and middl...

Page 33: ...Data Serial Data Output High 0 Low 1 3 TD In Transmit Data Serial Data Input High 0 Low 1 4 DTR In Data Terminal Ready used by WI I O K as a wake up signal 5 SG Signal Ground 6 9 Not Used The DTR sign...

Page 34: ...elect WI I O K as the unit type for WI I O K modules Each WI I O K has a unit address and a secondary address WI I O 9 x modules only have a unit address they do not use a secondary address Up to eigh...

Page 35: ...I O 9 x 3 The analog input of the WI I O K is mapped to AO2 of the same module The setpoint status of the WI I O K is mapped inverted to DO3 of WI I O 9 x 4 using WI I O 9 x 3 as a repeater The WI I...

Page 36: ...igital input is an alarm then a user may wish the input to be updated more frequently when in the alarm state than when not in the alarm state The analog input and pulsed inputs only have one update t...

Page 37: ...ot have any filtering on the analog measurement If the analog signal is noisy then a lot of change messages can be generated if the sensitivity value is set too low The sensitivity should be set to be...

Page 38: ...aused a lot of transmissions then the sample time value was increased to 5 seconds and a measurement was taken every 5 sec Because the warm up time is still zero the analog loop is continuously active...

Page 39: ...e time The measurement is taken every time the WI I O K transmitter operates The supply voltage also has user configurable setpoints to determine the Supply Low Volts alarm These setpoints can be set...

Page 40: ...count at the last transmission for a pulse input was 1000 and the sensitivity value is 10 then another transmission will occur when the pulse count reaches 1010 provided there has not been an update...

Page 41: ...low rate is 30 gallons sec that is the normal pulse signal is 450Hz 15x30 The flow signal is connected to PI2 and divider of 15 is selected such that the pulse count is scaled to units of gallons Both...

Page 42: ...sents 1 100th inch of rain The user wants a transmission at each pulse During dry periods or periods of light rain the number of transmissions are small but during periods of heavy rain there could be...

Page 43: ...verflow counters If the pulse rate from the encoder is greater than 10Hz then Fast Pulse Inputs should be selected as for normal pulse inputs The scaling divider for PI2 must be set to 1 To physically...

Page 44: ...er of transmissions for each message For example if 3 is selected then each message will be transmitted three times The time between each transmission will be a random time between 0 5 and 4 seconds T...

Page 45: ...configuration the program will check if you want to load the addresses from the module If you do not then the system address and unit address will change 4 10 Print Options You can obtain a print out...

Page 46: ...a sleepmode state is indicated conserving the WI I O K s battery power If the OK LED does not flash a flat battery condition or an internal failure may exist If the WI I O K module is located outside...

Page 47: ...ernal and external are displayed as ON or OFF the pulse input accumulated count values are displayed and the analog input value is displayed in mA or V The displayed values will only update when you s...

Page 48: ...bration box on the main display The AIN Range Selection box will display 3 If you wish to calibrate to 4 20mA 0 5V or 0 10V simply select the range on the left side of the box If you want another rang...

Page 49: ...need to use a high accuracy mA or V meter to ensure that the high and low values are correct If you wist to return to the factory calibration select 4 20mA at the AIN Range Selection display then Clea...

Page 50: ...r Female P N Conxall 6282 7SG 522 Suitable for 18 gauge 0 75 sqmm conductors Matching female part supplied with unit Connector should be taped to ensure weatherproofing LED indication Transmit Operati...

Page 51: ...5 intermediate WI I O 9 x modules as repeaters Antenna Connector SMA coaxial Serial Ports RS232 Port DB9 female DCE 9600 baud no parity 8 data bits 1 stop bit Inputs Digital Inputs 2 inputs Suitable f...

Page 52: ...K inputs is 20 000 if WI I O 9 C G modules are used as receivers WI I O 9 K is compatible with WI I O 9 x radio telemetry units which may be used as repeaters provision of outputs or as network master...

Page 53: ...Inc is not liable for any consequential damages or loss of operations or profits resulting from the use of these products Weidmuller Inc is not liable for damages losses costs injury or harm incurred...

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