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IOM-T-089   2335 

© 2023 tekmar

Important Safety Information

It is your responsibility to ensure that this control is safely installed according to all applicable codes and standards.
Watts

®

 is not responsible for damages resulting from improper installation and/or maintenance.

This is a safety-alert symbol. 

The safety alert symbol is shown 

alone or used with a signal 

word (DANGER, WARNING, or 

CAUTION), a pictorial and/or a 

safety message to identify hazards. 

When you see this symbol alone or 

with a signal word on your equip-

ment or in this manual, be alert to 

the potential for death or serious 

personal injury.

This pictorial alerts you to electricity, 

electrocution, and shock hazards.

This symbol identifies hazards which, if not avoided, could 

result in death or serious injury.

This symbol identifies hazards which, if not avoided, could 

result in minor or moderate injury

This symbol identifies practices, actions, or failure to act 

which could result in property damage or damage to 

the equipment.

Read manual and all product labels  

BEFORE using the equipment.  

Do not use unless you know the  

safe and proper operation of this  

equipment. Keep this manual  

available for easy access by all 

users. Replacement manuals are 

available at tekmarControls.com

•  It is the installer’s responsibility to ensure that this 

sensor is safely installed according to all applicable 

codes and standards.

•  This sensor is not intended for use as a primary  

limit device. Other devices that are intended and 

certified as safety limits must be placed into the 

control circuit.

•  Do not attempt to service the sensor. There are no 

user serviceable parts inside the sensor. Attempting 

to service the sensor voids the warranty.

Summary of Contents for tekmar 089

Page 1: ...re of a hydronic system between 0 to 15 psi 0 to 089 kPa The sensor bulb is designed to install into a tee using 1 8 27 NPT threads and includes a 10 foot 3 m long cable Please read carefully before p...

Page 2: ...ant Safety Information 3 Installation 4 Check the Contents 4 Preparation 4 Installation Location 4 Step 1 Rough In Wiring 4 Step 2 Mounting 4 Step 3 Wiring 4 Testing and Troubleshooting 5 Technical Da...

Page 3: ...sult in death or serious injury This symbol identifies hazards which if not avoided could result in minor or moderate injury This symbol identifies practices actions or failure to act which could resu...

Page 4: ...h In Wiring The sensor cable is 10 feet 3 m in length This can be extended up to 100 feet 30 m using 3 conductor 18 AWG solid or stranded cable The cable is color coded with black red and green wire j...

Page 5: ...ires The voltage signal should be between 0 5 to 4 5 V dc Using the lookup table below compare the measured voltage to a mechanical pressure gauge mounted on the hydronic system The signal should be a...

Page 6: ..._ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _...

Page 7: ...Pa Operating Temperature Range 40 to 257 F 40 to 125 C Burst Pressure 450 psi Acceptable Fluid Media Water glycol solution steam Dimensions 0 87 x 2 3 L 22 0 mm x 58 5 mm L cable 10 feet 3 0 m Threads...

Page 8: ...arranty with its customers Any representations or warranties about the Products made by Purchaser to its customers which are different from or in excess of the tekmar Limited Warranty are the Purchase...

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