Mtl instruments mtl7787+ shunt- diode safety barrier

Mtl instruments mtl7787+ shunt- diode safety barrier 
mtl instruments pvt. ltd.
mtl7787+
shunt- diode safety barrier (-20°c ta +60°c)
output channel uo: 28v io: 93ma um: 250v
[ex ia] i iecex tsa 05.0036x
[ex ia] iic iecex bas 04.0025
ii (1) gd [eex ia] iic bas01atex7217
2002 152423-1345550
cl. i div. 2, gp abcd; cl. i, zn 2, grp iic, t4
cl. i div. 1, grp abcd; cl. ii, grp efg; cl. iii
4183/2
um: 120vrms
doc. no. mtl02atex7700cx
ii 3 gd eex n iic t4
2914/6
7712510714
jdc
japan drilling company
mtl7787 + 28ve300 ohm diode return
made by mtl instruments pvt. ltd. india
weight: 130 gm