4
GOSSEN-METRAWATT
Installation in grid frames
1. Fasten 4 each centering angle bracket (Ordering number
A416A) on the grid frame.
2. Slide the fasteners
Be
into the guide grooves at the sides of the
case (see figure 3).
3. After alignment, equally tighten the fasteners
Be
.
1.4 Connection
(see figure 4)
Caution
The connection between the protective conductor connection and a pro-
tective conductor must be made prior to all other connections.
Figure 4
Rear panel and wiring diagrams
1.4.1 Connecting the input signals
• Fasten the signal leads in the screw-plug terminals, maximum
cross section 2
×
1 mm
2
.
The recorder must only be operated in installed condition.
A power line connection switch of sufficient switching capacity, which
permits all-pole disconnection of the recorder from the power line, must
be provided within reach of the mounting site. It must not annul the pro-
tective effect of the protective conductor.
Be
Fastener
RS-485 interface
Pin 1:
Shield
Pin 3:
RXD (+)
Pin 5:
Gnd (reference potential)
Pin 6:
+5 V
Pin 8:
RXD (-)
For bus operation:
The v 5V at pin 6 is required when
the LINAX 4000M is used as bus end device.
The shield is attached to a plug-type
connector on the recorder case.
Chart speed circuit (terminals 901, 912, 922
Binary inputs =
depending upon the parameterization
for event markers / activation of text print
(terminals 901, 932, 942)
sp
eed
2
sp
eed
o
ff
Signal inputs
Limits
