TC-800 : MULTICHANNEL OXYGEN MONITOR

   FEATURES

 - User friendly operation
 - Scan each channel with gas concentration
 - easy one man calibration at site
 - Open loop sensor break “open” indication
 - individual channel skip, hold facility from front panel
 - reading offset facility to compensate the field error
 - high & low alarm output with programmable latch & nonlatch facility for
   common relay & relay indication
 - Optional : Data logging / Printer Interface / PC software
 - Optional Relay Output for each channel
 - Suitable in Hazardous Area CCOE, CMRI & IP-65 Approved

   APPLICATIONS

 - Oil & Gas Industries
 - Chemical & Petrochemical Plants
 - Chemical Processing Plant
 - Pulp & Paper Plants
 - Acid Alkalizes & Dyes Mfg. Plants
 - Offshore Drilling & Processing
 - Platforms
 - Refineries
 - Stack Monitoring
 - Chemical Storage Area
 - Ambient Monitoring
 - Sewage Plants
 - Fertilizers Plants
 - Power & Industrial Plants
 - Gas Metering Station
 - Bullet Yard / Storage Yard
 - Coal Mine and Confined Area
 - Gas Pipeline Project
 - Gas Cylinder Bank
 - Heat Treatment Plants
 - Automotive Industries / Paint Shops
 - Burner / Furnace Areas

Input
Range
Resolution
Accuracy
Dual Display
LED Indication
Set Point
Control Action
Hystersis
Time Delay
Relay Output
Relay Contact type
Settings
Monitoring

Supply Voltage
Cable
Operating Temperature
Enclousure Details
Protection Class
Cabinet Material
Cable Entry

Dimension
Mounting
Weight
Optional

4 to 20mA output from Oxygen / Toxic / Combustible Gas Transmitters
0 to 9999 In Unit P.P.M. OR % L.E.L. OR % VOL. programmable by user
1 / 0.1 Resolution programmable by user
± 1% of full scale value
2 X 4 digits of 13mm (H) Red LED display for Gas concentrations for CH-1 and CH-2
3mm, 7 LED indication for AL1, AL2,TD1, TD2, PRG, TX, RX
One independent alarm set point for both CH-1 & CH-2 with programmable latch & non latch facility
LO / HI, HI / LO, LO / Very LO & HI / Very HI, Programmable by user
0 to 100 Counts, individual setting for Alarm Relay-1 & Alarm Relay-2, programmable by user
Independent Programmable 0 to 9999 Sec for Alarm Relay-1 & Alarm Relay-2
Alarm Relay-1 operates for CH-1 & Alarm Relay-2 operates for CH-2
1 NO/C/NC Relay contact rated 230VAC/5A each for Alarm Relay-1 (CH-1) & Alarm Relay-2 (CH-2)
Setting by 4 keys on front panel i.e. ‘SET / NEXT’, ‘UP’, ‘DOWN’ & ‘BACK’
i) By display : Sensor break/ open shows ‘oPEn’, under range shows ‘Undr’ & over range shows ‘ouEr’
ii) By Retransmission current : Up scale current : 21mA, Down scale current : 3mA, selectable
230VAC ± 10% OR 110VAC ± 10% OR 24 VDC
1.5 sq. mm 3 Core OR 2 Core, Flexible OR Armoured shielded cable
0 to 50oC ± 5%, Relative Humidity: Below 95% non Condensing
TC - 800 - WP ( Weatherproof )           TC - 800 - FLP ( Flameproof )
IP-65                                                     IP-65 for Gas Gr. IIA & IIB, ATEX, CCOE & CMRI Approved
Polycarbonate, gray colour                   Cast Alluminium alloy, LM-6 / C.I. Enclosure
Thermoplastic cable gland (IP-68)        Double compression cable gland (Ex-Proof), ¾” ET type
with clamping range of 2.5 to 6.5mm
250mm(H) x 290mm(W) x 145mm(D)    350mm (H) x 290mm (W) x 170mm (D)
Wall Mounting / Stand Mounting           Wall Mounting / Stand Mounting
Approx 2.5 Kg                                        Approx 5.0 Kg
a) Isolated RS-485 Serial port with MODBUS RTU protocol output
b) SMARTLOG / SCADA SOFTWARE for online graph & data report for safety Audit
c) Flame Proof or Non Flame Proof Industrial Hooter, Hooter cum Flasher, Chart recorder, Cables,
PC Software, Gas Transmitters, 24 VDC power supply, Gas calibration kit
d) Optional 3 No, 1 NO-C-NC, 230 VAC/5A Potential Free Relay contacts for AL-l, AL-2, & Fail Safe Relay