From bc5b30bd17cc9f6a70dfac92cc53675892c7a4d3 Mon Sep 17 00:00:00 2001 From: Bdale Garbee Date: Mon, 28 Dec 2020 15:54:16 -0700 Subject: [PATCH] captured some more thoughts on connectoring --- Notebook | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) diff --git a/Notebook b/Notebook index ef24647..83b1805 100644 --- a/Notebook +++ b/Notebook @@ -61,3 +61,37 @@ screw terminal strip, supports 14-26 AWG wire, 10A per pin continuous, DK 102-6165-ND, $1.01 q1 +2020.11.15 +- thinking about connectoring again. for the base TeleStatic, we need to + have DC power in for battery charging, pyro output, pressure sensor, and + load cell. + + For battery charging, use the same powerpole and 3d-printed part we use on + TeleFireEight. + + For pyro output, let's try a panel-mount single 3-wire AC socket: + + Schurter 4300.0701, DK 486-1082-ND, $1.48 q1, needs a complex routed + opening, has lugs for soldering wires. Sides squeeze to remove if + if needs to be replaced. Should be easy enough to CNC mill opening. + + For the pressure sensor, a 3-conductor 1/4" audio plug seems like a great + plan, use metal-shell Switchcraft parts. Couple that with shielded twisted + pair cable. + + For the load cell, we need 4 conductors plus ground, so a 5-pin XLR is an + economical possibility. + + male chassis IO-XLR5-M-BK-JL DK 1937-1135-ND 4.65 + female cable IO-XLR5-F-BK DK 1937-1035-ND 5.25 + + Gary's load cells use Amphenol PC04E-10-6P, which is $64/ea from Newark! + Could offer to deliver him a cable with one of those on one end and what + we want on our end? + + Cable that's 2 twisted pairs, shielded with drain wire, would suffice for + the load cell and could be used ignoring one pair for the pressure sensor + if desired. Here's one with grey PVC jacket and foil shield: + Alpha M4473 SL005 DK M4473SL005-ND 51.79/100ft + + -- 2.30.2