97
DB15O – Pin-Out "Brooks" variant
The following pin-out chart describes the safest and generally compatible arrangement when
connecting a non-Alicat DB15 wire to a DB15O 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.
9
5
Male Connector Front View
Female Connector Front View
14
15
7
7
15
14
11
9
2
5
11
2
Pin Number
Function
1
Ground
2
N/C
3
N/C
4
Primary Analog Signal Output
5
Power Supply (+Vdc)
6
N/C
7
Analog Tare (meters — when grounded)*
Analog Set-Point Input (controllers)*
8
N/C
9
Power Supply Common
10
Ground
11
Secondary Analog Signal Output / fixed 5.12Vdc
12
N/C
13
N/C
14
RS-232 RX (receive) or RS-485 –*
15
RS-232 TX (send) or RS-485 +*
Check your device’s calibration certificate and user manual for the actual electrical input/
output requirements, as all instruments are custom configured to some extent.
NOTE:
Pins 1, 9, and 10 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
