D1 Voice Rack
VARIODYN D1 583503.RE DCSF12 Fire Brigade Call Station
- Product name
- Digital firefighter microphone DCSF12 redundant
- Microphone
- Elektret, cardoid characteristic
- Loudspeaker
- 1 W
- Sample rate
- 48 kHz
- Ad da converter
- 24 Bit
- Current consumption
- < 150 mA
- Ambient temperature
- -5 °C ... 55 °C
Overview
What it is and how it fits the system.
The DCSF12 redundant is a VARIODYN D1 digital fire brigade call station with 12 freely configurable keys for paging and alarm signalling, built on a redundant transmission route for high failure safety. It uses an electret cardioid microphone, a 1 W loudspeaker and 24-bit AD/DA conversion at a 48 kHz sample rate, drawing under 150 mA. Operating from -5 to 55 °C and finished in grey (RAL 7037), it weighs approximately 1.6 kg.
Technical overview
The 583503.RE Voice Alarm Digital firefighter microphone DCSF12 redundant is a VARIODYN D1 digital fire brigade call station featuring 12 freely configurable keys for paging and alarm signalling. It operates via a redundant transmission route to enhance failure safety in critical voice alarm systems.
Built around an electret cardioid microphone and 1 W loudspeaker, the unit incorporates 24-bit AD/DA conversion at a 48 kHz sample rate while drawing under 150 mA. It functions within an ambient temperature range of -5 °C to 55 °C and tolerates air humidity from 15% to 90%, with a grey finish similar to RAL 7037 and a weight of approximately 1.6 kg.
The device includes hand-held microphone monitoring with built-in loudspeaker and acoustic feedback control, plus an additional programmable LED. It supports redundant connection to two DOMs (DOM 1/DOM 2) or single-mode operation and is compatible with accessories such as the DKM 18 push-button module (583506) and keyboard protection (583311). Part of the EN 54-16 approved VARIODYN D1 range, it is designed for rack-mounted installation in fire safety infrastructure.
Specifications
Full technical data for this part.
| Product name | Digital firefighter microphone DCSF12 redundant |
|---|---|
| Microphone | Elektret, cardoid characteristic |
| Loudspeaker | 1 W |
| Sample rate | 48 kHz |
| Ad da converter | 24 Bit |
| Current consumption | < 150 mA |
| Ambient temperature | -5 °C ... 55 °C |
| Air humidity | 15 ... 90 % |
| Color | gray, similar to RAL 7037 |
| Weight | approx. 1.6 kg |
| Dimensions | W: 134 mm H: 40 mm D: 19... |
| Configurable keys | 12 freely configurable keys |
| Additional led | Additional LED programmable |
| Microphone monitoring | Hand-held microphone with built-in loudspeaker and acoustic microphone monitoring |
Specifications sourced from manufacturer documentation.
Specifications per manufacturer documentation, subject to change — E&OE. Spotted an inaccuracy? Let us know
Optional accessories
Optional additions — this product works without them.
DKM18 - Fireman's emergency microphone extension module
Accessory 583506 — Digital push-button module DKM 18 for redundant call stations
Key Cover Flap KCF3
Accessory 583311 — Keyboard protection for call station DCS VARIODYN D1
Compare variants
Alternatives in the same range — pick the variant that fits your install.