LINK TO ONLINE STORE FOR COSTINGS

 

   

HEVAC Multistage Delay Timers HDT6

6 relay staggered start power up timer 

                      

HEVAC Lamp Test Modules

also diode Hi-Signal selector version

 

 

HEVAC Electronic Air Flow Switch HAFS

Adjustable trigger point 0.5 ~ 10 m/s

 

 

SEH62.1  SIEMENS 7 DAY TIME SWITCH

                 C/W AFTER HOURS TIMER

 

PET010 BASIC 7 DAY TIME SWITCH

   

TM-615 LOW COST BASIC CHINESE 7 DAY TIME SWITCH 

(SAME FEATURES AS PET010 MINUS MANUAL ON I/P)

 

24 Volt AC Transformers

 

 

Water Flow Proving Switches

 

 

 

Air Differential Pressure Switches

 

 

 

HVAC26 UNIVERSAL A/C CONTROL PCB

 

 

 

 

0-10vDC RELAY EXPANSION MODULE
SEZ-QUAD

4 x 0-10v controlled relays with independently adjustable turn-on point & switching differentials. includes signal doubler/inverter circuit.

 

 

 

SEZ-HAUX-HS  0-10v Multi I/O Expansion Module

c/w Signal Amplifier, Signal Doubler, Signal Inverter, 2 x 0-10v controlled relays & hi-signal selector.

 

SEZ-HAUX-LS  0-10v Multi I/O Expansion Module

as above but low signal selector in lieu of hi-signal selector

 

SEZ-HAUX-AV  0-10v Multi I/O Expansion Module

as above but averaging signal selector in lieu of hi-signal selector

 

HYSA4   0-10v Signal Amplifier only (1 in 4 out)

  

 

 

 

 

HIM5                240v/24v Relay Interface Module

HIM5-R5-20A  240v/24v Relay Interface Module

 

 

   

HWE3 24v Wire Saver / CT

HWE2-3 Wiring extender. converts 2 wires into virtual 3 wires

HWE3-4 Wiring extender. converts 3 wires into virtual 4 wires

   

 

 

 

RRM3  low cost & size 3 stage 0-10v controlled relay module

 

 

 

 

ECF1 24vAC Powered EC fan speed setting module.               Manual fixed speed setting or interlocked with an external          0-10vDC control signal to set the minimum and maximum output range includes on/off enable input.

 

OPCC    Output capacity control module 

upto 10 digital inputs to generate proportional 0-10vdc o/p

   

ACDO-240v     Delay ONor OFF TIMER 30s ~ 5 min.

 Typical applications include: Fan or Pump run on timer, Apartment Air conditioner off interlock with door or window switch.

   
     

HUDT-24v       Universal 16hr Timer 24v powered digital programmable multipurpose timer module, low voltage trigger I/P, capable of switching 240v 10A (res.) loads.

   
HUDT-240v     Universal 16Hr 240v powered digital programmable multipurpose timer module, low voltage trigger input, capable of switching 240v 10A (res.) loads    
     

HRT-240v        2 hour RUN TIMER 240vAC powered                       Timer built on Clipsal 2000 wall plate c/w push button and led for delay on timer applications for up to 2 hours run time. Typical application is meeting room A/C wall mounted run timer.      External run & fault indication version also available (HRT-RF-240v)

 
HRT-24V        2 Hour RUN TIMER  24vAC powered    
                    Details as above    
     

AWIF-24v       24vAC POWERED 12vDC RELAY INTERFACE

Typical application is as a low voltage interface for A/C unit Run & Fault outputs that must work with 12vDC external circuits.This model responds to a 12vdc switched active input. alternatively for model to respond to a switched 12vdc negative use NWIF model.

   

AWIF-240v      240vAC POWERED 12vDC RELAY INTERFACE

As above but 240v powered.

 

 

 

LT-MECF-240v     240v powered variable 0-10vDC output module

Used for manual EC fan speed setting or Damper motor positioner

   

MCS Minature Current Switch >50A

 

CCS Current Switch >200A

 
     

Corridor Ventilation Control

 

 

 

   

DS34 Adjustable water differential pressure switch