Q- Log Controls And Systems

Relay Interface Module 1 changeover AC/DC used to interface 24VAC/DC digital outputs to contactors/soleoid valves/indications etc.Load and PLC o/ps or transformer secondary are galvanically isolated.TECHNICAL SPECIFICATIONS
Input data:
Operating voltage        :24 VAC/24 VDC +/- 10%
Input current               :Max 10mA@24 VDC/AC
Protection across relay coil   : Free wheeling diode
Indication                  :3mm LED
Sink/Source               :selectable by jumpers
No of relays                : 4 or 8
Terminals            : screw type suitable for 2.5 sq. mm wires
Conductor size            :0.25-2.5 sq. mm
Insulation stripping length    :7 mm

Output Data:
Contact type            :Normly Open ( NO-Pole)
Max. current            :10Amps@250 VAC or 30 VDC
Output wiring            :Potential free
Terminals                  :screw type suitable for 2.5 sq. mm wires
Conductor size           :0.25-2.5 sq. mm
Insulation stripping length    :7 mm
Module dimensions (HXLXD)    : 90x60x60 (4 Relay board)
                                               90x114x60 (8 Relay board)

 

 

Optoisolator Board / Level Shifter

Function of optoisolator: An opto-isolator, also called an optocoupler, photocoupler, or optical isolator, is a component that transfers electrical signals between two isolated circuits by using light.
Features
⦁    DIN rail mountable
⦁    Four/Five/Six/Eight optoisolators on single board
⦁    LED indication for input signal
⦁    1-24 points boards as per customer’s requirement 
⦁    LED indication for output supply 


Technical specifications:
Input signal voltage:1)20 VDC-28VDC, Typical voltage is 24VDC
                                   2)4 VDC-8VDC, Typical voltage is 5VDC
                                   3)10 VDC-15VDC, Typical voltage is 12VDC
Max. input current:12 mA @24VDC 
Max. output voltage:65 VDC
Min.output voltage:2.0 VDC
Max. load per output point:50 mA
Continuous power dissipation at (or below) 25°C free-air temperature: 200mW
Input to output electrical isolation: 3.55 KV
Max. Voltage drop in output voltage: 0.5 V @ 5mA load
Resistance, input to output: 100 GΩ
Switch ON delay:5µS
Switch OFF delay: 5µS

Typical Switching Characteristic of optoisolator Circuit
 
 
Applications:
a)    For connecting inverters/Servo drives to PLC output modules.
b) For isolating field inputs from PLC input module.
 c) To connect incremental encoder (With Incompatible signal level) to control system. 
 d) In all applications where we need very fast and require isolation between driver and driven  circuits.
 e) For connecting one signal level (5-230 VDC)to another signal level (2-65 VDC)with isolation.
 f) To make field inputs noise free.
       
Optoisolator Board Vs Relay Board Comparison:
Sr.No    Optoisolator Board    Relay Board
1    Switching time 5µS    Switch ON time 10mS & Switch OFF time 5ms
2    No limitation on number of operations at 50mA load    300,000 operations is limit at 2A/24 VDC load
3    Space 65x87(mm) for 5 points    Space 100x87(mm) for 4 points
4    Max. load 50mA per point    Max. load 2A per point

⦁    Available in1-24 points as single module.
⦁    Opto. boards with input signal other than 5/12/24VDC can be supplied on demand.
⦁    High speed switching 2µS possible on demand.
Standard/Approvals
⦁    CE Certified
⦁    PCB :IEC61373
⦁    Terminals:UL/CE
⦁    Optoisolator:UL
⦁    Profile & end plates : CE

NOTE:-Due to continuous product development the product supplied to you may look different than the product image in the pdf file.

DC Solid State Relay Board: This is a opto-Transistor with optical isolation between input signal and output signal.This is to be used for switching 24V-60VDC supply by 5V-230 VDC input signal.

 Features
⦁    DIN rail mountable,compact and easy for troubleshooting.
⦁    One-Sixteen phototransistors on a single board.
⦁    Sink or Source type input connectable
⦁    LED indication for input signal.
⦁    Ideal to drive hydraulic and pneumatic solenoid coils.
⦁    Built in free wheeling diode across driving load for every individual output point

Technical specifications:
Input signal voltage:3 VDC-100 VDC, Typical voltage is 24/10/5VDC
Max. input current:20 mA @24VDC 
Max. output voltage:60 VDC
Min.output voltage:Supply voltage-4 VDC
Max. load per output point:5 Amps
Peak non repeatitive surge current:8 Amps
Input to output electrical isolation: 3.55 KV
Max. Voltage drop in output voltage: 2.5 V @ 2 Amp load
Switching ON/OFF delay:10 microseconds
Load type:Resistive and Inductive
Size:40X90 (2 POINTS),70x90 (4 points),90x140 (8 points)


 Applications:
a) For switching contactors from PLC outputs.
b) For switching DC loads like solenoid valves, DC actuators, DC Lamps, DC electromagnets in industrial use directly from controller outputs.
c) In all applications where we need very fast switching and require isolation between driver and driven circuits. The load can be inductive or resistive.
  
Solid State Relay Board Vs Relay Board Comparison:
Sr.No    Solid State Relay Board    Relay Board
1    Switching time 10micro Sec     Switch ON time 18mS and Switch OFF time 18 ms
2    No limitation on number of operations at  5  Amp load    300,000 operations is limit at 2A/230 V load
3    Max. load 5 A per point    Max. load 5/10A per point
4    To be used for DC switching    Can be used for AC/DC switching

Available in 1-16 points variants.
Solid State Relay boards with input signal other than 24/10/5 VDC can be supplied on demand.
Caution :DO NOT USE SSR BOARD FOR SWITCHING AC SUPPLY !

Order Information & Dimensions:-
Sr.NO    SSR Specifications    Order Code    Dimensions
1    1 point ,Input:5V    QLOG-DSSR2-5-1P    20x90x55
2    2 point,Input:5V    QLOG-DSSR2-5-2P    37x90x55
3    4 point ,Input:5V    QLOG-DSSR2-5-4P    72x90x55
4    8 point,Input:24V    QLOG-DSSR2-24-8P    142x90x55
5    6 point ,Input:24V    QLOG-DSSR2-24-6P    117x90x55
6    16 point,Input:24V    QLOG-DSSR2-24-16P    282x90x45

Standards/Approvals:
⦁    CE certified
⦁    PCB:IEC 61373
⦁    Optoisolator/transistor:UL/VDE
⦁    Connectors:CE
⦁    Profile and end plates:UL

CONNECTION DETAILS ON NEXT PAGE !

NOTE:-Due to continuous product development the product supplied to you may look different than the product image in the pdf file.