Safety barriers ↘
Send the existing model, field instrument, signal type, required approvals and project documentation for selection review.
Project spares & signal interfaces
Water-treatment instrumentation & PLC signal accessories
Safety barriers, signal isolators and surge protection for water-treatment instrumentation and PLC interface projects.
Browse the component families
Signal isolators ↘
Send input and output signal types, channel count, power supply, wiring and PLC interface requirements.
Surge protection devices ↘
Send the protected circuit, operating voltage, signal or communication interface, installation and existing device model.
Safety barriers
T · Safety barriers — Model groups
Analog signals 3
- PHD-11TD-21 / PHD-11TD-21.2Request selection & quotation ›
- PHD-12TD-211 / PHD-12TD-211.2Request selection & quotation ›
- PHD-22TD-2121 / PHD-22TD-2121.2Request selection & quotation ›
Digital / NAMUR input 7
- PHD-11TF-27Request selection & quotation ›
- PHD-12TF-277 / PHD-22TF-2727Request selection & quotation ›
- PHD-44TF-27Request selection & quotation ›
- PHD-11TF-28Request selection & quotation ›
- PHD-12TF-288 / PHD-22TF-2828Request selection & quotation ›
- PHD-11TF-29Request selection & quotation ›
- PHD-12TF-299 / PHD-22TF-2929Request selection & quotation ›
RTD temperature 5
- PHD-11TZ-X1 / PHD-12TZ-X11Request selection & quotation ›
- PHD-11TZ-46Request selection & quotation ›
- PHD-12TZ-466Request selection & quotation ›
- PHD-12TZ-461Request selection & quotation ›
- PHD-22TZ-X1X1Request selection & quotation ›
Thermocouple temperature 3
- PHD-11TT-X1 / PHD-12TT-X11Request selection & quotation ›
- PHD-11TT-X8Request selection & quotation ›
- PHD-22TT-X1X1Request selection & quotation ›
Communication 6
- PHD-11TC-11Request selection & quotation ›
- PHD-11TC-22Request selection & quotation ›
- PHD-11TC-33XRequest selection & quotation ›
- PHD-11TC-33MRequest selection & quotation ›
- PHD-11TC-13MRequest selection & quotation ›
- PHD-11TC-31MRequest selection & quotation ›
Frequency 4
- PHD-11TP-1X / PHD-12TP-1XXRequest selection & quotation ›
- PHD-11TP-1XM / PHD-12TP-1XXMRequest selection & quotation ›
- PHD-11TP-13 / PHD-11TP-23Request selection & quotation ›
- PHD-22TP-1313 / PHD-22TP-2323Request selection & quotation ›
Vibration sensors 2
- PHD-11TM-11Request selection & quotation ›
- PHD-11TM-21Request selection & quotation ›
Flame / smoke detection 1
- PHD-11TN-11 / PHD-22TN-1111Request selection & quotation ›
Analog / digital output 6
- PHC-11TD-11 / PHC-12TD-111Request selection & quotation ›
- PHC-22TD-1111Request selection & quotation ›
- PHC-11TF-13 / PHC-11TF-14 / PHC-11TF-16Request selection & quotation ›
- PHC-11TF-33 / PHC-22TF-3333Request selection & quotation ›
- PHC-11TF-34 / PHC-22TF-3434Request selection & quotation ›
- PHC-11TF-36 / PHC-22TF-3636Request selection & quotation ›
Surge-protected variants (+) 12
- PHD-11TD-21+ / PHD-12TD-211+Request selection & quotation ›
- PHD-11TF-27+Request selection & quotation ›
- PHD-12TF-277+Request selection & quotation ›
- PHD-11TF-28+Request selection & quotation ›
- PHD-12TF-288+Request selection & quotation ›
- PHD-11TZ-X1+ / PHD-12TZ-X11+Request selection & quotation ›
- PHD-11TZ-46+Request selection & quotation ›
- PHD-12TZ-466+Request selection & quotation ›
- PHD-11TT-X1+ / PHD-12TT-X11+Request selection & quotation ›
- PHD-11TT-X8+Request selection & quotation ›
- PHD-11TC-33+Request selection & quotation ›
- PHC-11TD-11+Request selection & quotation ›
Signal isolators
T · Signal isolators — Model groups
Analog signals 7
- PHG-11TD-11-C / PHG-22TD-1111-CRequest selection & quotation ›
- PHG-11TD / PHG-12TDRequest selection & quotation ›
- PHG-22TDRequest selection & quotation ›
- PHG-33TDRequest selection & quotation ›
- PHG-13TD / PHG-14TDRequest selection & quotation ›
- PHG-11TE / PHG-12TERequest selection & quotation ›
- PHG-22TERequest selection & quotation ›
Loop-powered signals 3
- PHG-11ND-11 / PHG-22ND-1111Request selection & quotation ›
- PHG-11ND-12 / PHG-22ND-1212Request selection & quotation ›
- PHG-11NE-52 / PHG-22NE-5252Request selection & quotation ›
AC signals 1
- PHG-11TA / PHG-12TARequest selection & quotation ›
Digital / NAMUR input 4
- PHG-11TF-27Request selection & quotation ›
- PHG-12TF-277 / PHG-22TF-2727Request selection & quotation ›
- PHG-11TF-28Request selection & quotation ›
- PHG-12TF-288 / PHG-22TF-2828Request selection & quotation ›
RTD temperature 5
- PHG-11TZ / PHG-12TZRequest selection & quotation ›
- PHG-22TZRequest selection & quotation ›
- PHG-11TZ-46Request selection & quotation ›
- PHG-12TZ-466Request selection & quotation ›
- PHG-12TZ-461Request selection & quotation ›
Thermocouple temperature 3
- PHG-11TT / PHG-12TTRequest selection & quotation ›
- PHG-22TTRequest selection & quotation ›
- PHG-11TT-X8Request selection & quotation ›
Potentiometer input 1
- PHG-11TH / PHG-12THRequest selection & quotation ›
Communication 6
- PHG-11TC-11Request selection & quotation ›
- PHG-11TC-22Request selection & quotation ›
- PHG-11TC-33XRequest selection & quotation ›
- PHG-11TC-33MRequest selection & quotation ›
- PHG-11TC-13MRequest selection & quotation ›
- PHG-11TC-31MRequest selection & quotation ›
Frequency 4
- PHG-11TPRequest selection & quotation ›
- PHG-12TPRequest selection & quotation ›
- PHG-11TP-13Request selection & quotation ›
- PHG-11TP-23Request selection & quotation ›
Surge-protected variants (+) 11
- PHG-11TE+ / PHG-12TE+Request selection & quotation ›
- PHG-11TF-27+Request selection & quotation ›
- PHG-12TF-277+Request selection & quotation ›
- PHG-11TF-28+Request selection & quotation ›
- PHG-12TF-288+Request selection & quotation ›
- PHG-11TZ+ / PHG-12TZ+Request selection & quotation ›
- PHG-11TZ-46+Request selection & quotation ›
- PHG-12TZ-466+Request selection & quotation ›
- PHG-11TT+ / PHG-12TT+Request selection & quotation ›
- PHG-11TT-X8+Request selection & quotation ›
- PHG-11TC-33+Request selection & quotation ›
Surge protection devices
S EX · Intrinsically safe signal surge protection
PHL-S5-L2-EX.5kA / PHL-S24-L2-EX.10kA
T EX · Intrinsically safe signal surge protection
PHL-T5-L2-EX / PHL-T24-L4-EX
DC · Power · Surge protection devices
PHL-TA-24 / PHL-TA-110 / PHL-TA-220
AC · T2 · Power · Surge protection devices
PHL-TA-20/385/4P / PHL-TA-40/385/4P
AC · T1 · Power · Surge protection devices
PHL-TA-15/420/4P / PHL-TA-25/420/4P
Network · Surge protection devices
PHL-T-RJ11 / PHL-T-RJ45 / PH1U/LAN-1000.24
Manufacturing & quality control
Supplier production footage showing circuit-board processing, automated assembly, soldering and protective coating. Edited by FUNEL.
English video · 47 seconds · background music
Send a model or project parts list
Selection and supply are confirmed against the requested model and project requirements. PLC CPUs, programming and control-system commissioning are outside the current offering.
Contact FUNEL
Tell us what you need to measure.
We will respond with a recommended configuration, supporting documentation and quotation.