Danfoss DGS Installation Manual page 2

Cable Gland opening
Hole punching for Cable gland:
1. Select the location for the safest cable entry.
2. Use a sharp screwdriver and a small hammer.
3. Place the screwdriver and hammer with precision
while moving the screwdriver within a small area
until the plastic is penetrated.
2
Danfoss Gas Sensor DGS
5
JP5
open: 0-20mA 4
closed: 0-10V
not used
2
1
x8
x2
B&L
open: 19200 Baud
closed: 38400 Baud
Sensor 2
3
© Danfoss | DCS (ADAP-KOOL®) | 2018.12
Continue precision punching with small movements
until the round piece can be pulled out by your
fingers.
1
GND
2
AO_01
3
DI_01
1
S&H supply
2
3
LED
Ackn.-/Test
Yellow/Green/Red button
Tool
x9
Sensor 1
Status LED / B&L:
GREEN is power on.
- flashing if maintenance needed
Rel. 3
YELLOW is an indicator of Error.
(critical)
- the sensor head is disconnected or not the
Rel. 1
(warning) - AO configured as 0-20mA but no current is running
- flashing when sensor is in special mode (e.g. when
B-
Modbus
- Supply voltage out of range
A+
-
24V ac/dc
RED is an indication of alarm due to gas
+
concentration level.
The Buzzer & Light behaves identical to the status
LED.
JP3
Ackn. -/Test button / DI_01:
JP2
JP1
TEST - The button must be pressed for 8 sec.
- Critical and warning alarm is simulated and AO
ACKN. - if pressed during critical alarm, as default*
the relays and buzzer goes out of alarm condition
and goes back on after 5 minutes if the alarm
situation is still active.
* the duration and whether to include the relay
status with this function or not is user defined
DI_01 (terminals 1 and 2) is a dry-contact (potential-
free) behaving identically to the Ackn./Test button.
DC-supply for external Strobe&Horn
Whether the DGS is powered by 24Vdc or 24Vac,
a 24Vdc power supply (max. 50mA) is available
between terminals 1 and 5 on connector x1
Jumpers
* JP4 open → 19200 Baud
* JP5 open → AO 0-20 mA
Note: the DGS must be power cycled before any change to
JP4 take effect.
Remove potential burrs and secure flat surfaces.
Install the Cable gland according to the enclosed guide.
expected type
changing parameters with the service tool)
goes to max. (10V/20mA), stop on release.
JP4 closed → 38400 Baud (default)
JP5 closed → AO 0-10 Volt (default)
Danfoss
148H126_01-2018
RI8SP202 | 2