Honeywell Touchpoint 4 Manual

   User Settings
TP4MAN Issue 3 Apr 06 (MAN0631)51
Power Source 
This menu programs Touchpoint 4 for the type of available power source(s). 
The controller can be set to any of three different power supply modes.
1 Access the menu system and select the   menu option.
Press Up or Down. The icon flashes.
2 Press OK.
The display shows one of the following power modes:
• dC-1 — AC only power supply
• dC-2 — AC and DC power supplies 
• dC-3 — DC only power supply
3 Use Up/Down to select the required power...

   User Settings
TP4MAN Issue 3 Apr 06 (MAN0631)52
Channel Settings
This table provides a 
summary of the individual 
channel configuration 
options. For detailed step-
by-step instructions for each 
menu see the subsequent 
sections.
 /   /   /   /   / 
Units and
RangeSelect Kppm, 
ppm, LEL 
or %V/VChange range 
valueFinished. 
Returns to Configuration Menu
CalibrationSet Zero (C0). 
With zero gas at 
detector adjust 
value to zeroWait for 10s 
count down. 
If OK GOOD is 
displayed. 
If fail FA I L is...

   User Settings
TP4MAN Issue 3 Apr 06 (MAN0631)53
Gas Units and Range 
WA R N I N G
If the range is changed, the alarm set points also change.
Verify desired set points per page 55.
This menu is the first one displayed when the menu system is accessed. It sets the units of gas
measurement and the range. 
5 Press the Up or Down buttons to select a different range.
Default units and ranges are shown in the following table.
6 When settings are complete press OK.
Returns to the menu selection screen.
7...

   User Settings
TP4MAN Issue 3 Apr 06 (MAN0631)54
Zero and Span 
This menu is for calibrating the controller measurements to the connected gas detector. 
1 Access the menu system and select the   menu option.
Press Up or Down. The icon flashes.
2 Press OK.
The top left of the display reads CO to indicate the set zero menu mode. The gas reading
displays the current real zero value.
Note Ensure the sensor is in clean air before carrying out the next step. For oxygen 
apply nitrogen to the sensor at 0.3...

   User Settings
TP4MAN Issue 3 Apr 06 (MAN0631)55
Alarm Levels and Relay Action 
Sets the alarm levels for Alarm 1 and Alarm 2 as well as how the alarm relays operate. For oxygen
either a Rising (oxygen enrichment) or Falling (oxygen deficiency) alarm can be selected.
The display changes to the relay latching or non-latching menu and shows either r 1-L 
(for relay 1 latching), or r 1-N (for relay 1 non-latching). 
Use Up/Down to change the relay action. The diagram on page 47 shows the effect of...

   User Settings
TP4MAN Issue 3 Apr 06 (MAN0631)56
10 When settings are complete press OK.
Returns to the menu selection screen.
11 Press Cancel.
Returns controller to normal operation.
Channel Address 
This option sets the channel’s address. By default the four channels are set to Add1, Add2,
Add3 and Add4 (from left to right).
Common Module Default Configuration
Channel Module Default Configuration
Touchpoint 4 is supplied from the factory with standard default channel configurations. 
The...

   User Settings
TP4MAN Issue 3 Apr 06 (MAN0631)57
mV input detector
4-20 mA input detector  Function Default Configuration
Display range and units0-100% LEL
mV Signal 3.5 mV Overrange
Alarm Relay 1Alarm level 1 — 20% LEL
Latching, normally de-energized, energizes on alarm
(Single Pole Change Over 240 Vac 3A max)
Alarm Relay 2Alarm level 2 — 40% LEL
Latching, normally de-energized, energizes on alarm
(Single Pole Change Over 240 Vac 3A max)
Fault RelayNon-latching, normally energized, de-energizes on...

   Commissioning
TP4MAN Issue 3 Apr 06 (MAN0631)57
WARNINGS
Touchpoint 4 is designed for installation and use in indoor safe area 
non-explosive atmospheres. Installation must be in accordance 
with the recognized standards of the 
appropriate authority in the country concerned.
Before carrying out any work ensure local regulations and site procedures 
are followed. 
Access to the interior of the controller, when carrying out any work, 
must only be conducted by trained personnel. Switch off and isolate...

   Commissioning
TP4MAN Issue 3 Apr 06 (MAN0631)58
10 Fit a flow adapter to the gas detector sensor.
First remove any accessory fitted to the sensor, e.g. weather protection.
11 Apply calibration (span) gas to the detector.
Adjust the gas flow rate to 0.3 l/min. 
Note Honeywell Analytics recommend the use of half full-scale gas for calibration 
purposes (contact a distributor for the supply of calibration gas). 
The controller now displays the actual gas measurement at the gas detector.  3 Check for a...

   Commissioning
TP4MAN Issue 3 Apr 06 (MAN0631)59
 
2-Wire 4-20 mA Sink
This describes connection to gas detectors such as Sensepoint Toxic.
1 Set up the gas detector.
Refer to the detector’s user manual for details describing how to set up the detector. 
2 Check that all power and electrical connections to the controller, and electrical 
connections to the gas detector are correct.
For gas detector access see its user manual. For detector to controller wiring details see
page 21.
3Follow step 2 on page...