SILAS Controller

A7-3741-1110/.00.

Features

  • Small configuration
  • Easy to handle
  • Separate purging gas input and output

Marking

ATEX:
Ex II 3G Ex nA nC [pzc] IIC T4 Gc
-20 °C to +60 °C
Ex II 3G Ex nA nC [pzc] IIC T6 Gc
-20 °C to +40 °C
Ex II 3D Ex tc [pzc] IIIB T85 °C Dc
IECEx:
Ex nA nC [pzc] IIC T4 Gc
-20 °C to +60 °C
Ex nA nC [pzc] IIC T6 Gc
-20 °C to +40 °C
Ex tc [pzc] IIIB T85 °C Dc

Ambient temperature

-20 °C to +60 °C / T4 (+40 °C / T6)

Certification

TÜV 09 ATEX 553359 X
IECEx TUN 10.0030X
CSA 2654547
DNV A-13179
CNEx13.1355X
KCS KTL 13-KB4BO-0313
KCS KTL 13-KB4BO-0635X
KCS KTL 17-KA4BO-0245X
KCS KTL 17-KA4BO-0246X
TC RU C-DE.GB06.B.00434
GOST-K-KZ4710193.01.01.00142

Description

The SILAS Controller serves to monitor electrical equipment set up in accordance with the “pressurised apparatus with leakage compensation” process.

It is a complete safety device, which consists of a type A7-3741-1110/.00. SILAS Controller and a type 17-51P3-1604 pressure control device.

An optional digital purging gas valve to supply protective gas is also necessary.


Technical data *

Protection class min. IP 54
Pressure 0 to 25 mbar for all pressure switching levels
Purging time 0 to 60 minutes (adjustable)
Storage temperature -20 °C to +60 °C
Weight 1.2 kg
Display – LCD display
– 1 power switch
– 1 BCD switch for selecting parameters
– 3 buttons for changing parameters
– 3 LEDs for displaying switching relay status
– 1 bypass
Optional with viewing glass
Voltage AC 230 V / 50 to 60 Hz
AC 115 V / 50 to 60 Hz
DC 24 V
Power max. 8 W
Relay 1. Alarm relay (voltage-free)
2. Control relay for purge valve
3. Signal relay for status transmission

*Refer to the documentation for more detailed information


Documentation

Data Sheet - SILAS Controller

Declaration of Conformity Typ A1-3741-7C0001

Customer requirements - Ex p equipment

Operating Instructions - SILAS Controller

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