The purpose of the dual-mode multiplier is to deliver both analog an pulse-counting signals simultaneously to the detection electronics. A "Gate" electrode is included in the 14217 so that the pulse counting section of the multiplier can be "gated off" to protect it from larger signal peaks.
|Replacement multiplier for instrument||PE Sciex Elan 6000 (ICPMS)|
|Maximum Dark Current (pA) / Counts (cts/min) at 2.5 kV||1/3|
|Number of dynodes (excluding HED)||11/14|
|Total internal resistance, (analogue/pulse) (MΩ)||40.6 (18.4/22.2)|
|Typical Gain at -1.8/+1.0 kV (analogue/pulse)||2 x 104 / 3 x 107|