AMC-DTR Sensor Transmitter User Manual
Страница 1: ...ting instructions completely and carefully before starting Filename Manual_amc DTR ver 2 5 doc Copyright July 18 2011 AMC The Armstrong Monitoring Corporation 215 Colonnade Road South Ottawa Ontario C...
Страница 2: ...AMC DTR Sensor Transmitter User Manual...
Страница 3: ...tallation with Smart Simple Sensor Definition 11 4 9 1 Electrochemical Sensor Wiring to the DTR 10 0232 Display 12 4 9 2 Catalytic Bead Sensor Wiring to the DTR 10 0233 I O Power Supply 13 4 9 3 Remot...
Страница 4: ...nfiguration Menus 22 7 4 Alarm Settings 23 7 4 1 Relay Configuration if equipped 24 7 5 Sensor Information 25 7 6 CLOCK DELAY Setup 26 7 7 LCD Contrast Adj 26 7 8 HELP Screen 26 7 9 Diagnostics 26 7 1...
Страница 5: ...5 5777 1 2 LIABILITY All AMC products must be installed and maintained according to instructions Only qualified personnel should install and maintain the equipment AMC shall have no liability arising...
Страница 6: ...7 or through contacts at www armstrongmonitoring com or through email directly at support armstrongmonitoring com 1 5 MODIFICATIONS AND SUBSTITUTIONS Due to an ongoing development program AMC reserves...
Страница 7: ...er Power Supply Requirement 10 to 30 VDC Sensor Part Number Sensor Serial Number Optional Sensor Part Number Optional Sensor Serial Number 2 2 Factory Settings Sensor 1 Sensor 2 Gas Type Range Zero Ga...
Страница 8: ...use the AMC DTR if its enclosure is damaged or cracked or has missing components Make sure the cover internal PCB s and field wiring are securely in place before operation Use only a sensor assembly c...
Страница 9: ...rson without opening the enclosure A standard real time clock calendar feature allows data logging of calibrations and alarm events for recall to the LCD readout or over the serial port A separate PC...
Страница 10: ...92 0 01 Part 1 for Toxic Monitors 4 3 Sensor Location Factors such as air movement gas density in relation to air emission sources and environmental variables affect correct sensor location Air moveme...
Страница 11: ...enclosure as shown in Figure 2 Figure 3 shows dimensions with the dual local sensor Y included ALL DIMENSIONS IN INCHES 0 276 Dia 2 Places 3 4 NPT Hub 2 Places SENSOR HOUSING 4 96 5 00 4 94 Figure 2 A...
Страница 12: ...I O Power Supply board generates voltages needed for LCD backlight relays RS 485 ModBus and catalytic bead LEL sensor and is required with any of these I O functions The enclosure is equipped with tw...
Страница 13: ...is always normally energized for failsafe operation so loss of power to the AMC DTR will be indicated as a FAULT condition Relay 3 is always non latching CAUTION Relays are rated for RESISTIVE loads I...
Страница 14: ...ce must supply the loop power in 2 wire 4 20mA modes Be sure the receiver to be used supports this type of operation Instructions Unscrew the cover on the AMC DTR explosion proof enclosure Loosen the...
Страница 15: ...t signals See Figure 6 below Instructions Unscrew the cover on the AMC DTR explosion proof enclosure Loosen the 2 thumbscrews holding the display assembly in place and remove it A small ribbon cable i...
Страница 16: ...l wires External wiring to TB3 Remote Alarm Reset should be shielded and protected from noise spikes to prevent false Alarm Reset Figure 7 DTR 10 0234 Alarm Relays Modbus Option Instructions Unscrew t...
Страница 17: ...DTR 10 0250 Option Description The optional DTR 10 0250 Isolated 4 20mA option Figure 9 provides dual 4 20mA outputs that are electrically isolated from sensor inputs and the 24 VDC power source Each...
Страница 18: ...l and catalytic bead smart sensors both plug into the Smart Sensor Housing that connects to AMC DTR electronics with its 8 conductor Smart Sensor Interface cable CAUTION Smart sensor housing with elec...
Страница 19: ...Connect the simple electrochemical sensor to TB2 on the DTR 10 0232 Display board Note the colour of the wires for proper installation Or connect the smart electrochemical sensor to S1 the DTR 10 023...
Страница 20: ...the simple catalytic bead sensor to TB1 on the DTR 10 0233 I O Power Supply board Note the colour of the wires for proper installation Or connect the smart catalytic bead sensor to S1 the DTR 10 0233...
Страница 21: ...Shown For DTR 10 0233 power supply boards that have been modified to accept a 4 20mA input use the following wiring diagram for connection information For AMC 2 wire transmitters connect Transmitters...
Страница 22: ...ly Sensor Volts Digital Pot Balance Adjust Digital Pot Bridge Amplifier Simple Catalytic Bead LEL Sensor Reference Active Smart Catalytic Bead LEL Sensor Memory Device Smart Sensor Serial Interface Vd...
Страница 23: ...EL Monitor Start Up AMC DTR LEL Monitors are factory equipped with a local Simple or Smart Catalytic Bead LEL sensor which rarely require adjustments other than routine calibrations to provide accurat...
Страница 24: ...ctive sensor Remember that this is only a coarse check and precision calibrations are performed in Routine Sensor Calibrations described in the following section 6 1 5 3 Initial Toxic Oxygen Monitor S...
Страница 25: ...during calibration Local AMC DTR alarm relays if equipped are inhibited during CAL MODE CAL MODE automatically exits if no keystrokes are detected after 5 minutes Follow these AMC DTR calibration gui...
Страница 26: ...d The CAL MODE information screen top of the chart is available for advanced users to see Offset Gain calibration constants and live analog to digital converter A D counts Span Gas calibration values...
Страница 27: ...n operator ACKNOWLEDGE pressing the UP RESET key 6 2 1 ALARM 3 Understanding Fault Level Operation The A3 alarm is typically dedicated to FAULT conditions indicating sensor failures or out of measurem...
Страница 28: ...user s particular application AMC DTR menus may be configured from the magnetic keypad in 5 10 minutes per transmitter For installations consisting of numerous points an interface device is offered to...
Страница 29: ...0 Re a d o u t De a d b a n d 0 T r a c k Ne g a t i v e NO L i n e a r i z a t i o n D a t a B a c k u p Co n f i g Re s t o r e Co n f i g or Up l o a d S e n s o r Da t a UP DOWN S Y S T E M CONF...
Страница 30: ...ides 100 output To prevent accidental data entry a special keystroke sequence of 4 consecutive UP keys are required to enter this menu E n t e r K e y S e q u e n c e t o a c c e s s me n u NE X T k e...
Страница 31: ...t of range Dead Band has a minimum value of 1 and a maximum value of 10 It is useful for preventing alarm cycling when the monitored value is hovering around the set point EXAMPLE With a range of 0 10...
Страница 32: ...f 2 2 C A L D a t e 0 4 0 5 0 4 U P D OWN t o s c r o l l N E X T t o E X I T I N S T A L L N E W S E N S OR Hi s t o r i c a l C A L d a t a Wi l l b e D e l e t e d E D I T t o A c c e p t N E X T...
Страница 33: ...25 shows the menu for these items C L OCK DE L A Y S E T UP T i me 12 3 5 4 2 Da t e 0 4 2 2 0 4 Wa r m U p S e c 12 0 Ca l P u r g e S e c 10 0 Figure 25 Clock Calendar Delay Timer Menu 7 7 LCD Contr...
Страница 34: ...p u t 4 0 mA E D I T t o c h a n g e N e x t t o e x i t EDIT A C T I V A T E RE L A Y S R e l a y 1 OF F R e l a y 2 OF F R e l a y 3 OF F Figure 27 Diagnostics Menus 7 10 RS 485 MODBUS Setup The RS...
Страница 35: ...Chan 2 Status 31006 4 NA 16 bit status words bit assignment for each channel ALARM1_BELOW BIT0 ALARM2_BELOW BIT1 ALARM3_BELOW BIT2 ALARM1_LATCH BIT3 ALARM2_LATCH BIT4 ALARM3_LATCH BIT5 ALARM3_ACTIVE...
Страница 36: ...g units read as bytes Byte Variables PreAmp Gain Ch1 40433 3 NA PreAmp Gain Ch2 40434 3 NA 2 bytes representing Pre Amp HiByte and PGA LoByte settings Firmware Version Version 40435 40436 3 NA 4 ASCII...
Страница 37: ...X 41042 4 NA Chan 1 D2A MIN 41043 4 NA Chan 1 D2A MAX 41044 4 NA Chan 2 A2D MIN 41045 4 NA Chan 2 A2D MAX 41046 4 NA Chan 2 D2A MIN 41047 4 NA Chan 2 D2A MAX 41048 4 NA Min and Max calibration points...
