Owner manual

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DB15H – Pin-Out “Hastings H” Style
Pin Number Function
1 N/C
2 RS-232 RX (receive) or RS-485 – *
3 N/C
4 N/C
5 Ground
6 Primary Analog Signal Output
7 Power Supply Common
8 N/C
9 N/C
10 Secondary Analog Signal Output /  xed 5.12Vdc *
11 Power Supply (+Vdc)
12 Ground
13 N/C
14
Analog Tare (meters — when grounded)
Analog Set-Point Input (controllers)
15 RS-232 TX (send) or RS-485 + *
Check your device’s calibration certi cate and user manual for the actual electrical input/
output requirements, as all instruments are custom con gured to some extent.
NOTE: Pins 5, 7 and 12 are connected together inside of the device and are common
grounding points.
N/C = Not Connected/Open (can be used for custom pin assignments – please consult factory).
* Added to allow for full use of features on Alicat devices, may not be present on host wiring.
Male Connector Front View Female Connector Front View
11
1514
10
2
6
11
15
14
10
2
6
7
7
The following pin-out chart describes the safest and generally compatible arrangement when
connecting a non-Alicat DB15 wire to a DB15H equipped Alicat. Not all features may be
available between brands, but the common denominators are featured in our DB15 offerings,
along with some options for customization.
DB15 Pin-Outs
If your instrument was ordered with a DB15 connection,
be sure to check the Calibration Label on the device and
reference the appropriate pin-out diagram.