MR MESSKO MTRAB - Page 105

12 Technical data
105BA6820378-03 EN
Connection box
Connection terminals Supply connection, relay, analog outputs:
1.5...4mm
2
, AWG11-15 (solid or flexible), tight-
ening torque 0.5...0.6Nm
RS485 interface:
0.14...1.5mm
2
, AWG15-26 (solid or flexible),
tightening torque 0.25Nm
Status display 3 LEDs (green - operation indicator, yellow -
regeneration heating, red - device malfunction)
visible from the outside; refer to status mes-
sages for the status
Test button For the device function test
Fuse 5x20mm; T2A; 400VDC/500VAC (e.g. Littel-
fuse 477 series 477002)
Signaling contacts
Type of contact 1x changeover contact, silica gel regeneration
signaling relay;
1x changeover contact, device error signaling
relay (failsafe)
Contact material Hard-gold-plated gold contacts to ensure reli-
able function in applications with low switched
currents.
Minimum load: ≥1mV/1mA
Dielectric strength Between circuits and ground: ≥2kV, 50Hz, du-
ration 1minute;
Between contacts in the open position: ≥ 1kV,
50Hz, duration 1minute;
Impulse voltage withstand strength between
contacts: ≥3kV, 1.2/50μs