Oliver IGD TOCSIN 102 SERIES Operation Manual Download Page 7

Setting Zero

Press and hold the UP button 
until the ZERO LED is 
illuminated. Release the button 
and the LED will flash.

40.0

mV

With the LED flashing connect a 
multimeter as indicated to read the 
zero mA output. Note: T106P 
switches an internal resistor between 
mA and GND to enable local mA 
measurements for addressable and 
analogue units. 

Use the UP - DOWN buttons to 
increase or decrease the set point.

Note that 4mA (zero) is indicated on 
the meter as 40.0mV +/- 1mV.

Press and hold either button until the 
LED goes off to return to normal 
operation.

+

-

Setting Calibration Point

Press and hold the UP button 
until the CAL LED is illuminated. 
Release the button and the LED 
will flash.

120.0

mV

With the LED flashing connect a 
multimeter as indicated to read the 
CAL mA output. 
Use the UP - DOWN buttons to 
increase or decrease the set point.

Note that 12mA (mid scale or 50% 
LEL) is indicated on the meter as 
120.0mV +/-1mV

Press and hold either button until the 
LED goes off to return to normal 
operation.

+

-

Page 7 of 9

Note: Known calibration gas must be flowed to 
the detector head at the correct flow rate during 
calibration. If in doubt check with the pellistor 
manufacturer. 
For IGD Pellistors use 0.5-1L/min

OLIVER

IGD

TOCSIN 106P

U N I V E R S A L  P E L L I S T O R 
D R I V E  P C B
A N A L O G U E  O R 
A D D R E S S A B L E  O U T P U T

OPTION 1 4-20mA SYSTEMS

mA+

360

0V

mA-

Set Address

4101

DOWN

GND

A

B

+24V

CHASS

W

Y

P

P

ALM

I CAL

CAL

I ZERO

360mA

mA

T106P V2

F

AUL

T

UP

ZERO

mA+

360

0V

mA-

Set Address

4101

DOWN

GND

A

B

+24V

CHASS

W

Y

P

P

ALM

I CAL

CAL

I ZERO

360mA

mA

T106P V2

F

AUL

T

UP

ZERO

Summary of Contents for TOCSIN 102 SERIES

Page 1: ...ationalgasdetectors com www internationalgasdetectors com IGD OLIVER Triton House Crosby St SK2 6TS England Oliver IGD Limited Ref T102P VERSION 6 00 TOCSIN 102 103 TOC 30 SERIES PELLISTOR OPERATION M...

Page 2: ...of how well the system is installed and calibrated Oliver IGD Limited can help advise on the correct siting and calibration of gas detectors Mounting And Cable Information 145 0 126 0 128 5 COVER SEC...

Page 3: ...glands and blanking plugs should have O Ring seals or sealing washers to maintain IP66 rating use Atex rated glands and blanking plugs Taper glands and blanking plugs should use suitable thread seala...

Page 4: ...cal applications would be boiler rooms school laboratories commercial kitchens etc Cabling should have a suitable level of protection for the area into which the detector is fitted and be of a screene...

Page 5: ...is designed to take input from a standard pellistor and give either a linear 4 20mA current source output or digital RS485 addressable output Status LED s are provided to indicate mode of operation a...

Page 6: ...rrent Note the meter will read half the head drive current Use the UP DOWN buttons to increase or decrease the set point Fault LED flashes on every button press For MK3 and MK5 IGD pellistors set to 1...

Page 7: ...h the LED flashing connect a multimeter as indicated to read the CAL mA output Use the UP DOWN buttons to increase or decrease the set point Note that 12mA mid scale or 50 LEL is indicated on the mete...

Page 8: ...ading to stabilise minimum of 60 seconds Press and hold either button until LED goes off then release LED s will then flash in turn for 5 seconds during zero The unit will then automatically return to...

Page 9: ...possible to set other address combinations by connecting the unit to an IGD configuration terminal This should only be undertaken by trained technicians and is beyond the scope of this manual OLIVER I...

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