Action mode alarm contact: lock, a contact.
Category: with fault recovery after the reset confirmation circuit.
Relay number: 3.
Relay circuit unit suitable for centralized alarm device of various control circuits.
MYA combination of multiple MY4 micro power relay, with all kinds of alarm function.
Small, socket type, so it can effectively use the space, repair, maintenance and other operation is simple and convenient D4F-420-1R
By use, roughly divided into 4 types, to adapt to the full range of models.
Lloyd standard certified products (MYA-LA12, -LB12). Size: 48 x 48mm.
Body: terminal type.
Category: control output 1 point type (power supply AC100 ~ 240V).
Shell color: silver.
Control output: relay output.
Control mode: standard or heating cooling.
Auxiliary output points: 2 points.
SSR fault detection function for heater with broken line: detection function for single phase heater.
Event input points: -.
Transfer output: -.
Communication: RS-485.
General thermostat new high performance (high resolution, high speed, high precision input) type products.
Support simple operation, preventive maintenance, using a new type of liquid crystal, visual angle, contrastType: Standard Models.
Terminals: Plug-in.
Contact form: DPDT.
Internal connections (See note 3.): Non-standard.
With mechanical indicator.
Coil ratings: AC/DC.
New Super MK Relays.
Models with Latching Lever Added to the Series.
Same mounting and internal wiring as the previous Super.
MK Relays.
Built-in mechanical indicator enables checking contact operation.
Two modes can be used to check circuits for models with latching lever.
Nameplate provided on models with latching lever.
All materials are RoHS compliant.
UL and IEC (TÜV) certification. Appearance: Knob-type Selector Switch A22W,
LED lighting (without Voltage Reduction Unit).
Number of notches: 2 notches.
Resetting method: Automatic.
Output: SPST-NO + SPST-NO.
Operating voltage: 6 VAC/VDC.
Illumination color: R (red); Y (yellow); G (green); A (blue).
Install in 22-dia. or 25-dia. Panel Cutout.
Lever for easily mounting and removing the Switch Unit.
Finger protection mechanism on Switch Unit provided as a standard feature.
Use 25-dia. ring to install in 25-dia. panel cutouts.
Mounted using either open-type (fork-type) or closed-type,
(round-type) crimp terminals.
IP65 oil resistance (non-lighted models).
IP65 (lighted models).
D4F-420-1R Operation manual/Instructions/Model selection sample download link: /searchDownload.html?Search=D4F-420-1R&select=5